80801688

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{727}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 221195520

約数和(自身を除く): 140393832

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 421, 727, 842, 1263, 1454, 1684, 2181, 2526, 2908, 3368, 4362, 4631, 5052, 5816, 7997, 8724, 9262, 10104, 13893, 15994, 17448, 18524, 23991, 27786, 31988, 37048, 47982, 55572, 63976, 95964, 111144, 191928, 306067, 612134, 918201, 1224268, 1836402, 2448536, 3366737, 3672804, 6733474, 7345608, 10100211, 13466948, 20200422, 26933896, 40400844, 80801688]

約数ペア:

[(1, 80801688), (2, 40400844), (3, 26933896), (4, 20200422), (6, 13466948), (8, 10100211), (11, 7345608), (12, 6733474), (22, 3672804), (24, 3366737), (33, 2448536), (44, 1836402), (66, 1224268), (88, 918201), (132, 612134), (264, 306067), (421, 191928), (727, 111144), (842, 95964), (1263, 63976), (1454, 55572), (1684, 47982), (2181, 37048), (2526, 31988), (2908, 27786), (3368, 23991), (4362, 18524), (4631, 17448), (5052, 15994), (5816, 13893), (7997, 10104), (8724, 9262)]