169813040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68473}}^1$

素因数の和:68517

約数の個数: 40

約数和(自身を含む): 407557248

約数和(自身を除く): 237744208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 68473, 136946, 273892, 342365, 547784, 684730, 1095568, 1369460, 2122663, 2738920, 4245326, 5477840, 8490652, 10613315, 16981304, 21226630, 33962608, 42453260, 84906520, 169813040]

約数ペア:

[(1, 169813040), (2, 84906520), (4, 42453260), (5, 33962608), (8, 21226630), (10, 16981304), (16, 10613315), (20, 8490652), (31, 5477840), (40, 4245326), (62, 2738920), (80, 2122663), (124, 1369460), (155, 1095568), (248, 684730), (310, 547784), (496, 342365), (620, 273892), (1240, 136946), (2480, 68473)]