130784680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1543}}^1$

素因数の和:1730

約数の個数: 64

約数和(自身を含む): 319052160

約数和(自身を除く): 188267480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 260, 326, 520, 652, 815, 1304, 1543, 1630, 2119, 3086, 3260, 4238, 6172, 6520, 7715, 8476, 10595, 12344, 15430, 16952, 20059, 21190, 30860, 40118, 42380, 61720, 80236, 84760, 100295, 160472, 200590, 251509, 401180, 503018, 802360, 1006036, 1257545, 2012072, 2515090, 3269617, 5030180, 6539234, 10060360, 13078468, 16348085, 26156936, 32696170, 65392340, 130784680]

約数ペア:

[(1, 130784680), (2, 65392340), (4, 32696170), (5, 26156936), (8, 16348085), (10, 13078468), (13, 10060360), (20, 6539234), (26, 5030180), (40, 3269617), (52, 2515090), (65, 2012072), (104, 1257545), (130, 1006036), (163, 802360), (260, 503018), (326, 401180), (520, 251509), (652, 200590), (815, 160472), (1304, 100295), (1543, 84760), (1630, 80236), (2119, 61720), (3086, 42380), (3260, 40118), (4238, 30860), (6172, 21190), (6520, 20059), (7715, 16952), (8476, 15430), (10595, 12344)]