13305215860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{373}}^1\times {\mathrm{1061}}^1$

素因数の和:1525

約数の個数: 72

約数和(自身を含む): 28742906808

約数和(自身を除く): 15437690948

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 373, 410, 746, 820, 1061, 1492, 1681, 1865, 2122, 3362, 3730, 4244, 5305, 6724, 7460, 8405, 10610, 15293, 16810, 21220, 30586, 33620, 43501, 61172, 76465, 87002, 152930, 174004, 217505, 305860, 395753, 435010, 627013, 791506, 870020, 1254026, 1583012, 1783541, 1978765, 2508052, 3135065, 3567082, 3957530, 6270130, 7134164, 7915060, 8917705, 12540260, 16225873, 17835410, 32451746, 35670820, 64903492, 81129365, 162258730, 324517460, 665260793, 1330521586, 2661043172, 3326303965, 6652607930, 13305215860]

約数ペア:

[(1, 13305215860), (2, 6652607930), (4, 3326303965), (5, 2661043172), (10, 1330521586), (20, 665260793), (41, 324517460), (82, 162258730), (164, 81129365), (205, 64903492), (373, 35670820), (410, 32451746), (746, 17835410), (820, 16225873), (1061, 12540260), (1492, 8917705), (1681, 7915060), (1865, 7134164), (2122, 6270130), (3362, 3957530), (3730, 3567082), (4244, 3135065), (5305, 2508052), (6724, 1978765), (7460, 1783541), (8405, 1583012), (10610, 1254026), (15293, 870020), (16810, 791506), (21220, 627013), (30586, 435010), (33620, 395753), (43501, 305860), (61172, 217505), (76465, 174004), (87002, 152930)]