118986920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5581}}^1$

素因数の和:5646

約数の個数: 64

約数和(自身を含む): 295399440

約数和(自身を除く): 176412520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4264, 5330, 5581, 10660, 11162, 21320, 22324, 27905, 44648, 55810, 72553, 111620, 145106, 223240, 228821, 290212, 362765, 457642, 580424, 725530, 915284, 1144105, 1451060, 1830568, 2288210, 2902120, 2974673, 4576420, 5949346, 9152840, 11898692, 14873365, 23797384, 29746730, 59493460, 118986920]

約数ペア:

[(1, 118986920), (2, 59493460), (4, 29746730), (5, 23797384), (8, 14873365), (10, 11898692), (13, 9152840), (20, 5949346), (26, 4576420), (40, 2974673), (41, 2902120), (52, 2288210), (65, 1830568), (82, 1451060), (104, 1144105), (130, 915284), (164, 725530), (205, 580424), (260, 457642), (328, 362765), (410, 290212), (520, 228821), (533, 223240), (820, 145106), (1066, 111620), (1640, 72553), (2132, 55810), (2665, 44648), (4264, 27905), (5330, 22324), (5581, 21320), (10660, 11162)]