88662640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1901}}^1$

素因数の和:1978

約数の個数: 80

約数和(自身を含む): 229244256

約数和(自身を除く): 140581616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 176, 212, 220, 265, 424, 440, 530, 583, 848, 880, 1060, 1166, 1901, 2120, 2332, 2915, 3802, 4240, 4664, 5830, 7604, 9328, 9505, 11660, 15208, 19010, 20911, 23320, 30416, 38020, 41822, 46640, 76040, 83644, 100753, 104555, 152080, 167288, 201506, 209110, 334576, 403012, 418220, 503765, 806024, 836440, 1007530, 1108283, 1612048, 1672880, 2015060, 2216566, 4030120, 4433132, 5541415, 8060240, 8866264, 11082830, 17732528, 22165660, 44331320, 88662640]

約数ペア:

[(1, 88662640), (2, 44331320), (4, 22165660), (5, 17732528), (8, 11082830), (10, 8866264), (11, 8060240), (16, 5541415), (20, 4433132), (22, 4030120), (40, 2216566), (44, 2015060), (53, 1672880), (55, 1612048), (80, 1108283), (88, 1007530), (106, 836440), (110, 806024), (176, 503765), (212, 418220), (220, 403012), (265, 334576), (424, 209110), (440, 201506), (530, 167288), (583, 152080), (848, 104555), (880, 100753), (1060, 83644), (1166, 76040), (1901, 46640), (2120, 41822), (2332, 38020), (2915, 30416), (3802, 23320), (4240, 20911), (4664, 19010), (5830, 15208), (7604, 11660), (9328, 9505)]