72969040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29423}}^1$

素因数の和:29467

約数の個数: 40

約数和(自身を含む): 175131648

約数和(自身を除く): 102162608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 29423, 58846, 117692, 147115, 235384, 294230, 470768, 588460, 912113, 1176920, 1824226, 2353840, 3648452, 4560565, 7296904, 9121130, 14593808, 18242260, 36484520, 72969040]

約数ペア:

[(1, 72969040), (2, 36484520), (4, 18242260), (5, 14593808), (8, 9121130), (10, 7296904), (16, 4560565), (20, 3648452), (31, 2353840), (40, 1824226), (62, 1176920), (80, 912113), (124, 588460), (155, 470768), (248, 294230), (310, 235384), (496, 147115), (620, 117692), (1240, 58846), (2480, 29423)]