8706100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 21010808

約数和(自身を除く): 12304708

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 181, 185, 260, 325, 362, 370, 481, 650, 724, 740, 905, 925, 962, 1300, 1810, 1850, 1924, 2353, 2405, 3620, 3700, 4525, 4706, 4810, 6697, 9050, 9412, 9620, 11765, 12025, 13394, 18100, 23530, 24050, 26788, 33485, 47060, 48100, 58825, 66970, 87061, 117650, 133940, 167425, 174122, 235300, 334850, 348244, 435305, 669700, 870610, 1741220, 2176525, 4353050, 8706100]

約数ペア:

[(1, 8706100), (2, 4353050), (4, 2176525), (5, 1741220), (10, 870610), (13, 669700), (20, 435305), (25, 348244), (26, 334850), (37, 235300), (50, 174122), (52, 167425), (65, 133940), (74, 117650), (100, 87061), (130, 66970), (148, 58825), (181, 48100), (185, 47060), (260, 33485), (325, 26788), (362, 24050), (370, 23530), (481, 18100), (650, 13394), (724, 12025), (740, 11765), (905, 9620), (925, 9412), (962, 9050), (1300, 6697), (1810, 4810), (1850, 4706), (1924, 4525), (2353, 3700), (2405, 3620)]