68897872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{8171}}^1$

素因数の和:8227

約数の個数: 40

約数和(自身を含む): 145919232

約数和(自身を除く): 77021360

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8171, 8432, 16342, 32684, 65368, 130736, 138907, 253301, 277814, 506602, 555628, 1013204, 1111256, 2026408, 2222512, 4052816, 4306117, 8612234, 17224468, 34448936, 68897872]

約数ペア:

[(1, 68897872), (2, 34448936), (4, 17224468), (8, 8612234), (16, 4306117), (17, 4052816), (31, 2222512), (34, 2026408), (62, 1111256), (68, 1013204), (124, 555628), (136, 506602), (248, 277814), (272, 253301), (496, 138907), (527, 130736), (1054, 65368), (2108, 32684), (4216, 16342), (8171, 8432)]