85281560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3347}}^1$

素因数の和:3385

約数の個数: 96

約数和(自身を含む): 240453360

約数和(自身を除く): 155171800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 3185, 3347, 3640, 5096, 6370, 6694, 12740, 13388, 16735, 23429, 25480, 26776, 33470, 43511, 46858, 66940, 87022, 93716, 117145, 133880, 164003, 174044, 187432, 217555, 234290, 304577, 328006, 348088, 435110, 468580, 609154, 656012, 820015, 870220, 937160, 1218308, 1312024, 1522885, 1640030, 1740440, 2132039, 2436616, 3045770, 3280060, 4264078, 6091540, 6560120, 8528156, 10660195, 12183080, 17056312, 21320390, 42640780, 85281560]

約数ペア:

[(1, 85281560), (2, 42640780), (4, 21320390), (5, 17056312), (7, 12183080), (8, 10660195), (10, 8528156), (13, 6560120), (14, 6091540), (20, 4264078), (26, 3280060), (28, 3045770), (35, 2436616), (40, 2132039), (49, 1740440), (52, 1640030), (56, 1522885), (65, 1312024), (70, 1218308), (91, 937160), (98, 870220), (104, 820015), (130, 656012), (140, 609154), (182, 468580), (196, 435110), (245, 348088), (260, 328006), (280, 304577), (364, 234290), (392, 217555), (455, 187432), (490, 174044), (520, 164003), (637, 133880), (728, 117145), (910, 93716), (980, 87022), (1274, 66940), (1820, 46858), (1960, 43511), (2548, 33470), (3185, 26776), (3347, 25480), (3640, 23429), (5096, 16735), (6370, 13388), (6694, 12740)]