131749150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11923}}^1$

素因数の和:11965

約数の個数: 48

約数和(自身を含む): 279450864

約数和(自身を除く): 147701714

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 5525, 11050, 11923, 23846, 59615, 119230, 154999, 202691, 298075, 309998, 405382, 596150, 774995, 1013455, 1549990, 2026910, 2634983, 3874975, 5067275, 5269966, 7749950, 10134550, 13174915, 26349830, 65874575, 131749150]

約数ペア:

[(1, 131749150), (2, 65874575), (5, 26349830), (10, 13174915), (13, 10134550), (17, 7749950), (25, 5269966), (26, 5067275), (34, 3874975), (50, 2634983), (65, 2026910), (85, 1549990), (130, 1013455), (170, 774995), (221, 596150), (325, 405382), (425, 309998), (442, 298075), (650, 202691), (850, 154999), (1105, 119230), (2210, 59615), (5525, 23846), (11050, 11923)]