2988644464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{1289}}^1$

素因数の和:1538

約数の個数: 80

約数和(自身を含む): 6368967360

約数和(自身を除く): 3380322896

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 157, 208, 284, 314, 568, 628, 923, 1136, 1256, 1289, 1846, 2041, 2512, 2578, 3692, 4082, 5156, 7384, 8164, 10312, 11147, 14768, 16328, 16757, 20624, 22294, 32656, 33514, 44588, 67028, 89176, 91519, 134056, 144911, 178352, 183038, 202373, 268112, 289822, 366076, 404746, 579644, 732152, 809492, 1159288, 1189747, 1464304, 1618984, 2318576, 2379494, 2630849, 3237968, 4758988, 5261698, 9517976, 10523396, 14368483, 19035952, 21046792, 28736966, 42093584, 57473932, 114947864, 186790279, 229895728, 373580558, 747161116, 1494322232, 2988644464]

約数ペア:

[(1, 2988644464), (2, 1494322232), (4, 747161116), (8, 373580558), (13, 229895728), (16, 186790279), (26, 114947864), (52, 57473932), (71, 42093584), (104, 28736966), (142, 21046792), (157, 19035952), (208, 14368483), (284, 10523396), (314, 9517976), (568, 5261698), (628, 4758988), (923, 3237968), (1136, 2630849), (1256, 2379494), (1289, 2318576), (1846, 1618984), (2041, 1464304), (2512, 1189747), (2578, 1159288), (3692, 809492), (4082, 732152), (5156, 579644), (7384, 404746), (8164, 366076), (10312, 289822), (11147, 268112), (14768, 202373), (16328, 183038), (16757, 178352), (20624, 144911), (22294, 134056), (32656, 91519), (33514, 89176), (44588, 67028)]