72040160

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5059}}^1$

素因数の和:5163

約数の個数: 48

約数和(自身を含む): 172141200

約数和(自身を除く): 100101040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 5059, 7120, 10118, 14240, 20236, 25295, 40472, 50590, 80944, 101180, 161888, 202360, 404720, 450251, 809440, 900502, 1801004, 2251255, 3602008, 4502510, 7204016, 9005020, 14408032, 18010040, 36020080, 72040160]

約数ペア:

[(1, 72040160), (2, 36020080), (4, 18010040), (5, 14408032), (8, 9005020), (10, 7204016), (16, 4502510), (20, 3602008), (32, 2251255), (40, 1801004), (80, 900502), (89, 809440), (160, 450251), (178, 404720), (356, 202360), (445, 161888), (712, 101180), (890, 80944), (1424, 50590), (1780, 40472), (2848, 25295), (3560, 20236), (5059, 14240), (7120, 10118)]