70712240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28513}}^1$

素因数の和:28557

約数の個数: 40

約数和(自身を含む): 169715328

約数和(自身を除く): 99003088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 28513, 57026, 114052, 142565, 228104, 285130, 456208, 570260, 883903, 1140520, 1767806, 2281040, 3535612, 4419515, 7071224, 8839030, 14142448, 17678060, 35356120, 70712240]

約数ペア:

[(1, 70712240), (2, 35356120), (4, 17678060), (5, 14142448), (8, 8839030), (10, 7071224), (16, 4419515), (20, 3535612), (31, 2281040), (40, 1767806), (62, 1140520), (80, 883903), (124, 570260), (155, 456208), (248, 285130), (310, 228104), (496, 142565), (620, 114052), (1240, 57026), (2480, 28513)]