1301789960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{3931}}^1$

素因数の和:4446

約数の個数: 64

約数和(自身を含む): 3108481920

約数和(自身を除く): 1806691960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 487, 680, 974, 1948, 2435, 3896, 3931, 4870, 7862, 8279, 9740, 15724, 16558, 19480, 19655, 31448, 33116, 39310, 41395, 66232, 66827, 78620, 82790, 133654, 157240, 165580, 267308, 331160, 334135, 534616, 668270, 1336540, 1914397, 2673080, 3828794, 7657588, 9571985, 15315176, 19143970, 32544749, 38287940, 65089498, 76575880, 130178996, 162723745, 260357992, 325447490, 650894980, 1301789960]

約数ペア:

[(1, 1301789960), (2, 650894980), (4, 325447490), (5, 260357992), (8, 162723745), (10, 130178996), (17, 76575880), (20, 65089498), (34, 38287940), (40, 32544749), (68, 19143970), (85, 15315176), (136, 9571985), (170, 7657588), (340, 3828794), (487, 2673080), (680, 1914397), (974, 1336540), (1948, 668270), (2435, 534616), (3896, 334135), (3931, 331160), (4870, 267308), (7862, 165580), (8279, 157240), (9740, 133654), (15724, 82790), (16558, 78620), (19480, 66827), (19655, 66232), (31448, 41395), (33116, 39310)]