159790760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3967}}^1$

素因数の和:4050

約数の個数: 64

約数和(自身を含む): 385689600

約数和(自身を除く): 225898840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1060, 2014, 2120, 3967, 4028, 5035, 7934, 8056, 10070, 15868, 19835, 20140, 31736, 39670, 40280, 75373, 79340, 150746, 158680, 210251, 301492, 376865, 420502, 602984, 753730, 841004, 1051255, 1507460, 1682008, 2102510, 3014920, 3994769, 4205020, 7989538, 8410040, 15979076, 19973845, 31958152, 39947690, 79895380, 159790760]

約数ペア:

[(1, 159790760), (2, 79895380), (4, 39947690), (5, 31958152), (8, 19973845), (10, 15979076), (19, 8410040), (20, 7989538), (38, 4205020), (40, 3994769), (53, 3014920), (76, 2102510), (95, 1682008), (106, 1507460), (152, 1051255), (190, 841004), (212, 753730), (265, 602984), (380, 420502), (424, 376865), (530, 301492), (760, 210251), (1007, 158680), (1060, 150746), (2014, 79340), (2120, 75373), (3967, 40280), (4028, 39670), (5035, 31736), (7934, 20140), (8056, 19835), (10070, 15868)]