201052540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3499}}^1$

素因数の和:3551

約数の個数: 72

約数和(自身を含む): 484218000

約数和(自身を除く): 283165460

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 845, 884, 1105, 1690, 2210, 2873, 3380, 3499, 4420, 5746, 6998, 11492, 13996, 14365, 17495, 28730, 34990, 45487, 57460, 59483, 69980, 90974, 118966, 181948, 227435, 237932, 297415, 454870, 591331, 594830, 773279, 909740, 1182662, 1189660, 1546558, 2365324, 2956655, 3093116, 3866395, 5913310, 7732790, 10052627, 11826620, 15465580, 20105254, 40210508, 50263135, 100526270, 201052540]

約数ペア:

[(1, 201052540), (2, 100526270), (4, 50263135), (5, 40210508), (10, 20105254), (13, 15465580), (17, 11826620), (20, 10052627), (26, 7732790), (34, 5913310), (52, 3866395), (65, 3093116), (68, 2956655), (85, 2365324), (130, 1546558), (169, 1189660), (170, 1182662), (221, 909740), (260, 773279), (338, 594830), (340, 591331), (442, 454870), (676, 297415), (845, 237932), (884, 227435), (1105, 181948), (1690, 118966), (2210, 90974), (2873, 69980), (3380, 59483), (3499, 57460), (4420, 45487), (5746, 34990), (6998, 28730), (11492, 17495), (13996, 14365)]