67980520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{751}}^1$

素因数の和:866

約数の個数: 64

約数和(自身を含む): 160266240

約数和(自身を除く): 92285720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 292, 310, 365, 584, 620, 730, 751, 1240, 1460, 1502, 2263, 2920, 3004, 3755, 4526, 6008, 7510, 9052, 11315, 15020, 18104, 22630, 23281, 30040, 45260, 46562, 54823, 90520, 93124, 109646, 116405, 186248, 219292, 232810, 274115, 438584, 465620, 548230, 931240, 1096460, 1699513, 2192920, 3399026, 6798052, 8497565, 13596104, 16995130, 33990260, 67980520]

約数ペア:

[(1, 67980520), (2, 33990260), (4, 16995130), (5, 13596104), (8, 8497565), (10, 6798052), (20, 3399026), (31, 2192920), (40, 1699513), (62, 1096460), (73, 931240), (124, 548230), (146, 465620), (155, 438584), (248, 274115), (292, 232810), (310, 219292), (365, 186248), (584, 116405), (620, 109646), (730, 93124), (751, 90520), (1240, 54823), (1460, 46562), (1502, 45260), (2263, 30040), (2920, 23281), (3004, 22630), (3755, 18104), (4526, 15020), (6008, 11315), (7510, 9052)]