72890560

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13399}}^1$

素因数の和:13433

約数の個数: 56

約数和(自身を含む): 183794400

約数和(自身を除く): 110903840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 13399, 26798, 53596, 66995, 107192, 133990, 214384, 227783, 267980, 428768, 455566, 535960, 857536, 911132, 1071920, 1138915, 1822264, 2143840, 2277830, 3644528, 4287680, 4555660, 7289056, 9111320, 14578112, 18222640, 36445280, 72890560]

約数ペア:

[(1, 72890560), (2, 36445280), (4, 18222640), (5, 14578112), (8, 9111320), (10, 7289056), (16, 4555660), (17, 4287680), (20, 3644528), (32, 2277830), (34, 2143840), (40, 1822264), (64, 1138915), (68, 1071920), (80, 911132), (85, 857536), (136, 535960), (160, 455566), (170, 428768), (272, 267980), (320, 227783), (340, 214384), (544, 133990), (680, 107192), (1088, 66995), (1360, 53596), (2720, 26798), (5440, 13399)]