145916780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5879}}^1$

素因数の和:5978

約数の個数: 48

約数和(自身を含む): 328950720

約数和(自身を除く): 183033940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 340, 365, 730, 1241, 1460, 2482, 4964, 5879, 6205, 11758, 12410, 23516, 24820, 29395, 58790, 99943, 117580, 199886, 399772, 429167, 499715, 858334, 999430, 1716668, 1998860, 2145835, 4291670, 7295839, 8583340, 14591678, 29183356, 36479195, 72958390, 145916780]

約数ペア:

[(1, 145916780), (2, 72958390), (4, 36479195), (5, 29183356), (10, 14591678), (17, 8583340), (20, 7295839), (34, 4291670), (68, 2145835), (73, 1998860), (85, 1716668), (146, 999430), (170, 858334), (292, 499715), (340, 429167), (365, 399772), (730, 199886), (1241, 117580), (1460, 99943), (2482, 58790), (4964, 29395), (5879, 24820), (6205, 23516), (11758, 12410)]