70894520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{57173}}^1$

素因数の和:57215

約数の個数: 32

約数和(自身を含む): 164661120

約数和(自身を除く): 93766600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 57173, 114346, 228692, 285865, 457384, 571730, 1143460, 1772363, 2286920, 3544726, 7089452, 8861815, 14178904, 17723630, 35447260, 70894520]

約数ペア:

[(1, 70894520), (2, 35447260), (4, 17723630), (5, 14178904), (8, 8861815), (10, 7089452), (20, 3544726), (31, 2286920), (40, 1772363), (62, 1143460), (124, 571730), (155, 457384), (248, 285865), (310, 228692), (620, 114346), (1240, 57173)]