81080436

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 192427200

約数和(自身を除く): 111346764

約数列:

[1, 2, 3, 4, 6, 12, 137, 149, 274, 298, 331, 411, 447, 548, 596, 662, 822, 894, 993, 1324, 1644, 1788, 1986, 3972, 20413, 40826, 45347, 49319, 61239, 81652, 90694, 98638, 122478, 136041, 147957, 181388, 197276, 244956, 272082, 295914, 544164, 591828, 6756703, 13513406, 20270109, 27026812, 40540218, 81080436]

約数ペア:

[(1, 81080436), (2, 40540218), (3, 27026812), (4, 20270109), (6, 13513406), (12, 6756703), (137, 591828), (149, 544164), (274, 295914), (298, 272082), (331, 244956), (411, 197276), (447, 181388), (548, 147957), (596, 136041), (662, 122478), (822, 98638), (894, 90694), (993, 81652), (1324, 61239), (1644, 49319), (1788, 45347), (1986, 40826), (3972, 20413)]