72667720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58603}}^1$

素因数の和:58645

約数の個数: 32

約数和(自身を含む): 168779520

約数和(自身を除く): 96111800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 58603, 117206, 234412, 293015, 468824, 586030, 1172060, 1816693, 2344120, 3633386, 7266772, 9083465, 14533544, 18166930, 36333860, 72667720]

約数ペア:

[(1, 72667720), (2, 36333860), (4, 18166930), (5, 14533544), (8, 9083465), (10, 7266772), (20, 3633386), (31, 2344120), (40, 1816693), (62, 1172060), (124, 586030), (155, 468824), (248, 293015), (310, 234412), (620, 117206), (1240, 58603)]