13945100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 34560288

約数和(自身を除く): 20615188

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 631, 650, 850, 884, 1105, 1262, 1300, 1700, 2210, 2524, 3155, 4420, 5525, 6310, 8203, 10727, 11050, 12620, 15775, 16406, 21454, 22100, 31550, 32812, 41015, 42908, 53635, 63100, 82030, 107270, 139451, 164060, 205075, 214540, 268175, 278902, 410150, 536350, 557804, 697255, 820300, 1072700, 1394510, 2789020, 3486275, 6972550, 13945100]

約数ペア:

[(1, 13945100), (2, 6972550), (4, 3486275), (5, 2789020), (10, 1394510), (13, 1072700), (17, 820300), (20, 697255), (25, 557804), (26, 536350), (34, 410150), (50, 278902), (52, 268175), (65, 214540), (68, 205075), (85, 164060), (100, 139451), (130, 107270), (170, 82030), (221, 63100), (260, 53635), (325, 42908), (340, 41015), (425, 32812), (442, 31550), (631, 22100), (650, 21454), (850, 16406), (884, 15775), (1105, 12620), (1262, 11050), (1300, 10727), (1700, 8203), (2210, 6310), (2524, 5525), (3155, 4420)]