80144368

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{409}}^1$

素因数の和:785

約数の個数: 40

約数和(自身を含む): 160349360

約数和(自身を除く): 80204992

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 331, 409, 592, 662, 818, 1324, 1636, 2648, 3272, 5296, 6544, 12247, 15133, 24494, 30266, 48988, 60532, 97976, 121064, 135379, 195952, 242128, 270758, 541516, 1083032, 2166064, 5009023, 10018046, 20036092, 40072184, 80144368]

約数ペア:

[(1, 80144368), (2, 40072184), (4, 20036092), (8, 10018046), (16, 5009023), (37, 2166064), (74, 1083032), (148, 541516), (296, 270758), (331, 242128), (409, 195952), (592, 135379), (662, 121064), (818, 97976), (1324, 60532), (1636, 48988), (2648, 30266), (3272, 24494), (5296, 15133), (6544, 12247)]