1645900816

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{1069}}^1$

素因数の和:1376

約数の個数: 80

約数和(自身を含む): 3725654400

約数和(自身を除く): 2079753584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 233, 236, 413, 466, 472, 826, 932, 944, 1069, 1631, 1652, 1864, 2138, 3262, 3304, 3728, 4276, 6524, 6608, 7483, 8552, 13048, 13747, 14966, 17104, 26096, 27494, 29932, 54988, 59864, 63071, 96229, 109976, 119728, 126142, 192458, 219952, 249077, 252284, 384916, 441497, 498154, 504568, 769832, 882994, 996308, 1009136, 1539664, 1743539, 1765988, 1992616, 3487078, 3531976, 3985232, 6974156, 7063952, 13948312, 14695543, 27896624, 29391086, 58782172, 102868801, 117564344, 205737602, 235128688, 411475204, 822950408, 1645900816]

約数ペア:

[(1, 1645900816), (2, 822950408), (4, 411475204), (7, 235128688), (8, 205737602), (14, 117564344), (16, 102868801), (28, 58782172), (56, 29391086), (59, 27896624), (112, 14695543), (118, 13948312), (233, 7063952), (236, 6974156), (413, 3985232), (466, 3531976), (472, 3487078), (826, 1992616), (932, 1765988), (944, 1743539), (1069, 1539664), (1631, 1009136), (1652, 996308), (1864, 882994), (2138, 769832), (3262, 504568), (3304, 498154), (3728, 441497), (4276, 384916), (6524, 252284), (6608, 249077), (7483, 219952), (8552, 192458), (13048, 126142), (13747, 119728), (14966, 109976), (17104, 96229), (26096, 63071), (27494, 59864), (29932, 54988)]