20156810032

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{599}}^1\times {\mathrm{829}}^1$

素因数の和:1538

約数の個数: 80

約数和(自身を含む): 40756320000

約数和(自身を除く): 20599509968

約数列:

[1, 2, 4, 8, 16, 43, 59, 86, 118, 172, 236, 344, 472, 599, 688, 829, 944, 1198, 1658, 2396, 2537, 3316, 4792, 5074, 6632, 9584, 10148, 13264, 20296, 25757, 35341, 35647, 40592, 48911, 51514, 70682, 71294, 97822, 103028, 141364, 142588, 195644, 206056, 282728, 285176, 391288, 412112, 496571, 565456, 570352, 782576, 993142, 1519663, 1986284, 2103173, 3039326, 3972568, 4206346, 6078652, 7945136, 8412692, 12157304, 16825384, 21352553, 24314608, 29297689, 33650768, 42705106, 58595378, 85410212, 117190756, 170820424, 234381512, 341640848, 468763024, 1259800627, 2519601254, 5039202508, 10078405016, 20156810032]

約数ペア:

[(1, 20156810032), (2, 10078405016), (4, 5039202508), (8, 2519601254), (16, 1259800627), (43, 468763024), (59, 341640848), (86, 234381512), (118, 170820424), (172, 117190756), (236, 85410212), (344, 58595378), (472, 42705106), (599, 33650768), (688, 29297689), (829, 24314608), (944, 21352553), (1198, 16825384), (1658, 12157304), (2396, 8412692), (2537, 7945136), (3316, 6078652), (4792, 4206346), (5074, 3972568), (6632, 3039326), (9584, 2103173), (10148, 1986284), (13264, 1519663), (20296, 993142), (25757, 782576), (35341, 570352), (35647, 565456), (40592, 496571), (48911, 412112), (51514, 391288), (70682, 285176), (71294, 282728), (97822, 206056), (103028, 195644), (141364, 142588)]