82142840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3361}}^1$

素因数の和:3432

約数の個数: 64

約数和(自身を含む): 203333760

約数和(自身を除く): 121190920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 3055, 3361, 4888, 6110, 6722, 12220, 13444, 16805, 24440, 26888, 33610, 43693, 67220, 87386, 134440, 157967, 174772, 218465, 315934, 349544, 436930, 631868, 789835, 873860, 1263736, 1579670, 1747720, 2053571, 3159340, 4107142, 6318680, 8214284, 10267855, 16428568, 20535710, 41071420, 82142840]

約数ペア:

[(1, 82142840), (2, 41071420), (4, 20535710), (5, 16428568), (8, 10267855), (10, 8214284), (13, 6318680), (20, 4107142), (26, 3159340), (40, 2053571), (47, 1747720), (52, 1579670), (65, 1263736), (94, 873860), (104, 789835), (130, 631868), (188, 436930), (235, 349544), (260, 315934), (376, 218465), (470, 174772), (520, 157967), (611, 134440), (940, 87386), (1222, 67220), (1880, 43693), (2444, 33610), (3055, 26888), (3361, 24440), (4888, 16805), (6110, 13444), (6722, 12220)]