391384500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{20071}}^1$

素因数の和:20106

約数の個数: 96

約数和(自身を含む): 1227442944

約数和(自身を除く): 836058444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 650, 750, 780, 975, 1300, 1500, 1625, 1950, 3250, 3900, 4875, 6500, 9750, 19500, 20071, 40142, 60213, 80284, 100355, 120426, 200710, 240852, 260923, 301065, 401420, 501775, 521846, 602130, 782769, 1003550, 1043692, 1204260, 1304615, 1505325, 1565538, 2007100, 2508875, 2609230, 3010650, 3131076, 3913845, 5017750, 5218460, 6021300, 6523075, 7526625, 7827690, 10035500, 13046150, 15053250, 15655380, 19569225, 26092300, 30106500, 32615375, 39138450, 65230750, 78276900, 97846125, 130461500, 195692250, 391384500]

約数ペア:

[(1, 391384500), (2, 195692250), (3, 130461500), (4, 97846125), (5, 78276900), (6, 65230750), (10, 39138450), (12, 32615375), (13, 30106500), (15, 26092300), (20, 19569225), (25, 15655380), (26, 15053250), (30, 13046150), (39, 10035500), (50, 7827690), (52, 7526625), (60, 6523075), (65, 6021300), (75, 5218460), (78, 5017750), (100, 3913845), (125, 3131076), (130, 3010650), (150, 2609230), (156, 2508875), (195, 2007100), (250, 1565538), (260, 1505325), (300, 1304615), (325, 1204260), (375, 1043692), (390, 1003550), (500, 782769), (650, 602130), (750, 521846), (780, 501775), (975, 401420), (1300, 301065), (1500, 260923), (1625, 240852), (1950, 200710), (3250, 120426), (3900, 100355), (4875, 80284), (6500, 60213), (9750, 40142), (19500, 20071)]