15706789090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1\times {\mathrm{5923}}^1$

素因数の和:6787

約数の個数: 64

約数和(自身を含む): 31554541440

約数和(自身を除く): 15847752350

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 821, 1615, 1642, 3230, 4105, 5923, 8210, 11846, 13957, 15599, 27914, 29615, 31198, 59230, 69785, 77995, 100691, 112537, 139570, 155990, 201382, 225074, 265183, 503455, 530366, 562685, 1006910, 1125370, 1325915, 1913129, 2651830, 3826258, 4862783, 9565645, 9725566, 19131290, 24313915, 48627830, 82667311, 92392877, 165334622, 184785754, 413336555, 461964385, 826673110, 923928770, 1570678909, 3141357818, 7853394545, 15706789090]

約数ペア:

[(1, 15706789090), (2, 7853394545), (5, 3141357818), (10, 1570678909), (17, 923928770), (19, 826673110), (34, 461964385), (38, 413336555), (85, 184785754), (95, 165334622), (170, 92392877), (190, 82667311), (323, 48627830), (646, 24313915), (821, 19131290), (1615, 9725566), (1642, 9565645), (3230, 4862783), (4105, 3826258), (5923, 2651830), (8210, 1913129), (11846, 1325915), (13957, 1125370), (15599, 1006910), (27914, 562685), (29615, 530366), (31198, 503455), (59230, 265183), (69785, 225074), (77995, 201382), (100691, 155990), (112537, 139570)]