66640240

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{11411}}^1$

素因数の和:11497

約数の個数: 40

約数和(自身を含む): 157074768

約数和(自身を除く): 90434528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 11411, 22822, 45644, 57055, 91288, 114110, 182576, 228220, 456440, 833003, 912880, 1666006, 3332012, 4165015, 6664024, 8330030, 13328048, 16660060, 33320120, 66640240]

約数ペア:

[(1, 66640240), (2, 33320120), (4, 16660060), (5, 13328048), (8, 8330030), (10, 6664024), (16, 4165015), (20, 3332012), (40, 1666006), (73, 912880), (80, 833003), (146, 456440), (292, 228220), (365, 182576), (584, 114110), (730, 91288), (1168, 57055), (1460, 45644), (2920, 22822), (5840, 11411)]