66595880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1543}}^1$

素因数の和:1650

約数の個数: 64

約数和(自身を含む): 163416960

約数和(自身を除く): 96821080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1079, 1543, 1660, 2158, 3086, 3320, 4316, 5395, 6172, 7715, 8632, 10790, 12344, 15430, 20059, 21580, 30860, 40118, 43160, 61720, 80236, 100295, 128069, 160472, 200590, 256138, 401180, 512276, 640345, 802360, 1024552, 1280690, 1664897, 2561380, 3329794, 5122760, 6659588, 8324485, 13319176, 16648970, 33297940, 66595880]

約数ペア:

[(1, 66595880), (2, 33297940), (4, 16648970), (5, 13319176), (8, 8324485), (10, 6659588), (13, 5122760), (20, 3329794), (26, 2561380), (40, 1664897), (52, 1280690), (65, 1024552), (83, 802360), (104, 640345), (130, 512276), (166, 401180), (260, 256138), (332, 200590), (415, 160472), (520, 128069), (664, 100295), (830, 80236), (1079, 61720), (1543, 43160), (1660, 40118), (2158, 30860), (3086, 21580), (3320, 20059), (4316, 15430), (5395, 12344), (6172, 10790), (7715, 8632)]