198816800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2731}}^1$

素因数の和:2771

約数の個数: 144

約数和(自身を含む): 597586752

約数和(自身を除く): 398769952

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 130, 140, 160, 175, 182, 200, 208, 224, 260, 280, 325, 350, 364, 400, 416, 455, 520, 560, 650, 700, 728, 800, 910, 1040, 1120, 1300, 1400, 1456, 1820, 2080, 2275, 2600, 2731, 2800, 2912, 3640, 4550, 5200, 5462, 5600, 7280, 9100, 10400, 10924, 13655, 14560, 18200, 19117, 21848, 27310, 35503, 36400, 38234, 43696, 54620, 68275, 71006, 72800, 76468, 87392, 95585, 109240, 136550, 142012, 152936, 177515, 191170, 218480, 248521, 273100, 284024, 305872, 355030, 382340, 436960, 477925, 497042, 546200, 568048, 611744, 710060, 764680, 887575, 955850, 994084, 1092400, 1136096, 1242605, 1420120, 1529360, 1775150, 1911700, 1988168, 2184800, 2485210, 2840240, 3058720, 3550300, 3823400, 3976336, 4970420, 5680480, 6213025, 7100600, 7646800, 7952672, 9940840, 12426050, 14201200, 15293600, 19881680, 24852100, 28402400, 39763360, 49704200, 99408400, 198816800]

約数ペア:

[(1, 198816800), (2, 99408400), (4, 49704200), (5, 39763360), (7, 28402400), (8, 24852100), (10, 19881680), (13, 15293600), (14, 14201200), (16, 12426050), (20, 9940840), (25, 7952672), (26, 7646800), (28, 7100600), (32, 6213025), (35, 5680480), (40, 4970420), (50, 3976336), (52, 3823400), (56, 3550300), (65, 3058720), (70, 2840240), (80, 2485210), (91, 2184800), (100, 1988168), (104, 1911700), (112, 1775150), (130, 1529360), (140, 1420120), (160, 1242605), (175, 1136096), (182, 1092400), (200, 994084), (208, 955850), (224, 887575), (260, 764680), (280, 710060), (325, 611744), (350, 568048), (364, 546200), (400, 497042), (416, 477925), (455, 436960), (520, 382340), (560, 355030), (650, 305872), (700, 284024), (728, 273100), (800, 248521), (910, 218480), (1040, 191170), (1120, 177515), (1300, 152936), (1400, 142012), (1456, 136550), (1820, 109240), (2080, 95585), (2275, 87392), (2600, 76468), (2731, 72800), (2800, 71006), (2912, 68275), (3640, 54620), (4550, 43696), (5200, 38234), (5462, 36400), (5600, 35503), (7280, 27310), (9100, 21848), (10400, 19117), (10924, 18200), (13655, 14560)]