509413840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28813}}^1$

素因数の和:28856

約数の個数: 80

約数和(自身を含む): 1350569808

約数和(自身を除く): 841155968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 8840, 17680, 28813, 57626, 115252, 144065, 230504, 288130, 374569, 461008, 489821, 576260, 749138, 979642, 1152520, 1498276, 1872845, 1959284, 2305040, 2449105, 2996552, 3745690, 3918568, 4898210, 5993104, 6367673, 7491380, 7837136, 9796420, 12735346, 14982760, 19592840, 25470692, 29965520, 31838365, 39185680, 50941384, 63676730, 101882768, 127353460, 254706920, 509413840]

約数ペア:

[(1, 509413840), (2, 254706920), (4, 127353460), (5, 101882768), (8, 63676730), (10, 50941384), (13, 39185680), (16, 31838365), (17, 29965520), (20, 25470692), (26, 19592840), (34, 14982760), (40, 12735346), (52, 9796420), (65, 7837136), (68, 7491380), (80, 6367673), (85, 5993104), (104, 4898210), (130, 3918568), (136, 3745690), (170, 2996552), (208, 2449105), (221, 2305040), (260, 1959284), (272, 1872845), (340, 1498276), (442, 1152520), (520, 979642), (680, 749138), (884, 576260), (1040, 489821), (1105, 461008), (1360, 374569), (1768, 288130), (2210, 230504), (3536, 144065), (4420, 115252), (8840, 57626), (17680, 28813)]