157395680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2441}}^1$

素因数の和:2500

約数の個数: 96

約数和(自身を含む): 413538048

約数和(自身を除く): 256142368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2441, 2480, 3224, 4030, 4882, 4960, 6448, 8060, 9764, 12205, 12896, 16120, 19528, 24410, 31733, 32240, 39056, 48820, 63466, 64480, 75671, 78112, 97640, 126932, 151342, 158665, 195280, 253864, 302684, 317330, 378355, 390560, 507728, 605368, 634660, 756710, 983723, 1015456, 1210736, 1269320, 1513420, 1967446, 2421472, 2538640, 3026840, 3934892, 4918615, 5077280, 6053680, 7869784, 9837230, 12107360, 15739568, 19674460, 31479136, 39348920, 78697840, 157395680]

約数ペア:

[(1, 157395680), (2, 78697840), (4, 39348920), (5, 31479136), (8, 19674460), (10, 15739568), (13, 12107360), (16, 9837230), (20, 7869784), (26, 6053680), (31, 5077280), (32, 4918615), (40, 3934892), (52, 3026840), (62, 2538640), (65, 2421472), (80, 1967446), (104, 1513420), (124, 1269320), (130, 1210736), (155, 1015456), (160, 983723), (208, 756710), (248, 634660), (260, 605368), (310, 507728), (403, 390560), (416, 378355), (496, 317330), (520, 302684), (620, 253864), (806, 195280), (992, 158665), (1040, 151342), (1240, 126932), (1612, 97640), (2015, 78112), (2080, 75671), (2441, 64480), (2480, 63466), (3224, 48820), (4030, 39056), (4882, 32240), (4960, 31733), (6448, 24410), (8060, 19528), (9764, 16120), (12205, 12896)]