73111640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8423}}^1$

素因数の和:8472

約数の個数: 64

約数和(自身を含む): 194088960

約数和(自身を除く): 120977320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8423, 8680, 16846, 33692, 42115, 58961, 67384, 84230, 117922, 168460, 235844, 261113, 294805, 336920, 471688, 522226, 589610, 1044452, 1179220, 1305565, 1827791, 2088904, 2358440, 2611130, 3655582, 5222260, 7311164, 9138955, 10444520, 14622328, 18277910, 36555820, 73111640]

約数ペア:

[(1, 73111640), (2, 36555820), (4, 18277910), (5, 14622328), (7, 10444520), (8, 9138955), (10, 7311164), (14, 5222260), (20, 3655582), (28, 2611130), (31, 2358440), (35, 2088904), (40, 1827791), (56, 1305565), (62, 1179220), (70, 1044452), (124, 589610), (140, 522226), (155, 471688), (217, 336920), (248, 294805), (280, 261113), (310, 235844), (434, 168460), (620, 117922), (868, 84230), (1085, 67384), (1240, 58961), (1736, 42115), (2170, 33692), (4340, 16846), (8423, 8680)]