164855600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:692

約数の個数: 180

約数和(自身を含む): 496936944

約数和(自身を除く): 332081344

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 104, 112, 130, 140, 175, 182, 196, 200, 208, 245, 260, 280, 325, 350, 364, 392, 400, 455, 490, 520, 560, 637, 647, 650, 700, 728, 784, 910, 980, 1040, 1225, 1274, 1294, 1300, 1400, 1456, 1820, 1960, 2275, 2450, 2548, 2588, 2600, 2800, 3185, 3235, 3640, 3920, 4529, 4550, 4900, 5096, 5176, 5200, 6370, 6470, 7280, 8411, 9058, 9100, 9800, 10192, 10352, 12740, 12940, 15925, 16175, 16822, 18116, 18200, 19600, 22645, 25480, 25880, 31703, 31850, 32350, 33644, 36232, 36400, 42055, 45290, 50960, 51760, 58877, 63406, 63700, 64700, 67288, 72464, 84110, 90580, 113225, 117754, 126812, 127400, 129400, 134576, 158515, 168220, 181160, 210275, 226450, 235508, 253624, 254800, 258800, 294385, 317030, 336440, 362320, 412139, 420550, 452900, 471016, 507248, 588770, 634060, 672880, 792575, 824278, 841100, 905800, 942032, 1177540, 1268120, 1471925, 1585150, 1648556, 1682200, 1811600, 2060695, 2355080, 2536240, 2943850, 3170300, 3297112, 3364400, 4121390, 4710160, 5887700, 6340600, 6594224, 8242780, 10303475, 11775400, 12681200, 16485560, 20606950, 23550800, 32971120, 41213900, 82427800, 164855600]

約数ペア:

[(1, 164855600), (2, 82427800), (4, 41213900), (5, 32971120), (7, 23550800), (8, 20606950), (10, 16485560), (13, 12681200), (14, 11775400), (16, 10303475), (20, 8242780), (25, 6594224), (26, 6340600), (28, 5887700), (35, 4710160), (40, 4121390), (49, 3364400), (50, 3297112), (52, 3170300), (56, 2943850), (65, 2536240), (70, 2355080), (80, 2060695), (91, 1811600), (98, 1682200), (100, 1648556), (104, 1585150), (112, 1471925), (130, 1268120), (140, 1177540), (175, 942032), (182, 905800), (196, 841100), (200, 824278), (208, 792575), (245, 672880), (260, 634060), (280, 588770), (325, 507248), (350, 471016), (364, 452900), (392, 420550), (400, 412139), (455, 362320), (490, 336440), (520, 317030), (560, 294385), (637, 258800), (647, 254800), (650, 253624), (700, 235508), (728, 226450), (784, 210275), (910, 181160), (980, 168220), (1040, 158515), (1225, 134576), (1274, 129400), (1294, 127400), (1300, 126812), (1400, 117754), (1456, 113225), (1820, 90580), (1960, 84110), (2275, 72464), (2450, 67288), (2548, 64700), (2588, 63700), (2600, 63406), (2800, 58877), (3185, 51760), (3235, 50960), (3640, 45290), (3920, 42055), (4529, 36400), (4550, 36232), (4900, 33644), (5096, 32350), (5176, 31850), (5200, 31703), (6370, 25880), (6470, 25480), (7280, 22645), (8411, 19600), (9058, 18200), (9100, 18116), (9800, 16822), (10192, 16175), (10352, 15925), (12740, 12940)]