20169770870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1\times {\mathrm{5179}}^1$

素因数の和:5973

約数の個数: 64

約数和(自身を含む): 39742617600

約数和(自身を除く): 19572846730

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 739, 1054, 1478, 2635, 3695, 5179, 5270, 7390, 10358, 12563, 22909, 25126, 25895, 45818, 51790, 62815, 88043, 114545, 125630, 160549, 176086, 229090, 321098, 389453, 440215, 778906, 802745, 880430, 1605490, 1947265, 2729333, 3827281, 3894530, 5458666, 7654562, 13646665, 19136405, 27293330, 38272810, 65063777, 118645711, 130127554, 237291422, 325318885, 593228555, 650637770, 1186457110, 2016977087, 4033954174, 10084885435, 20169770870]

約数ペア:

[(1, 20169770870), (2, 10084885435), (5, 4033954174), (10, 2016977087), (17, 1186457110), (31, 650637770), (34, 593228555), (62, 325318885), (85, 237291422), (155, 130127554), (170, 118645711), (310, 65063777), (527, 38272810), (739, 27293330), (1054, 19136405), (1478, 13646665), (2635, 7654562), (3695, 5458666), (5179, 3894530), (5270, 3827281), (7390, 2729333), (10358, 1947265), (12563, 1605490), (22909, 880430), (25126, 802745), (25895, 778906), (45818, 440215), (51790, 389453), (62815, 321098), (88043, 229090), (114545, 176086), (125630, 160549)]