158777840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{152671}}^1$

素因数の和:152697

約数の個数: 40

約数和(自身を含む): 397557888

約数和(自身を除く): 238780048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 152671, 305342, 610684, 763355, 1221368, 1526710, 1984723, 2442736, 3053420, 3969446, 6106840, 7938892, 9923615, 12213680, 15877784, 19847230, 31755568, 39694460, 79388920, 158777840]

約数ペア:

[(1, 158777840), (2, 79388920), (4, 39694460), (5, 31755568), (8, 19847230), (10, 15877784), (13, 12213680), (16, 9923615), (20, 7938892), (26, 6106840), (40, 3969446), (52, 3053420), (65, 2442736), (80, 1984723), (104, 1526710), (130, 1221368), (208, 763355), (260, 610684), (520, 305342), (1040, 152671)]