343670680

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 786322080

約数和(自身を除く): 442651400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 257, 331, 404, 505, 514, 662, 808, 1010, 1028, 1285, 1324, 1655, 2020, 2056, 2570, 2648, 3310, 4040, 5140, 6620, 10280, 13240, 25957, 33431, 51914, 66862, 85067, 103828, 129785, 133724, 167155, 170134, 207656, 259570, 267448, 334310, 340268, 425335, 519140, 668620, 680536, 850670, 1038280, 1337240, 1701340, 3402680, 8591767, 17183534, 34367068, 42958835, 68734136, 85917670, 171835340, 343670680]

約数ペア:

[(1, 343670680), (2, 171835340), (4, 85917670), (5, 68734136), (8, 42958835), (10, 34367068), (20, 17183534), (40, 8591767), (101, 3402680), (202, 1701340), (257, 1337240), (331, 1038280), (404, 850670), (505, 680536), (514, 668620), (662, 519140), (808, 425335), (1010, 340268), (1028, 334310), (1285, 267448), (1324, 259570), (1655, 207656), (2020, 170134), (2056, 167155), (2570, 133724), (2648, 129785), (3310, 103828), (4040, 85067), (5140, 66862), (6620, 51914), (10280, 33431), (13240, 25957)]