159487120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153353}}^1$

素因数の和:153379

約数の個数: 40

約数和(自身を含む): 399333816

約数和(自身を除く): 239846696

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 153353, 306706, 613412, 766765, 1226824, 1533530, 1993589, 2453648, 3067060, 3987178, 6134120, 7974356, 9967945, 12268240, 15948712, 19935890, 31897424, 39871780, 79743560, 159487120]

約数ペア:

[(1, 159487120), (2, 79743560), (4, 39871780), (5, 31897424), (8, 19935890), (10, 15948712), (13, 12268240), (16, 9967945), (20, 7974356), (26, 6134120), (40, 3987178), (52, 3067060), (65, 2453648), (80, 1993589), (104, 1533530), (130, 1226824), (208, 766765), (260, 613412), (520, 306706), (1040, 153353)]