65147360

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9931}}^1$

素因数の和:9987

約数の個数: 48

約数和(自身を含む): 157680432

約数和(自身を除く): 92533072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 9931, 19862, 39724, 49655, 79448, 99310, 158896, 198620, 317792, 397240, 407171, 794480, 814342, 1588960, 1628684, 2035855, 3257368, 4071710, 6514736, 8143420, 13029472, 16286840, 32573680, 65147360]

約数ペア:

[(1, 65147360), (2, 32573680), (4, 16286840), (5, 13029472), (8, 8143420), (10, 6514736), (16, 4071710), (20, 3257368), (32, 2035855), (40, 1628684), (41, 1588960), (80, 814342), (82, 794480), (160, 407171), (164, 397240), (205, 317792), (328, 198620), (410, 158896), (656, 99310), (820, 79448), (1312, 49655), (1640, 39724), (3280, 19862), (6560, 9931)]