643669810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4129}}^1$

素因数の和:4291

約数の個数: 64

約数和(自身を含む): 1413054720

約数和(自身を除く): 769384910

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 131, 170, 238, 262, 595, 655, 917, 1190, 1310, 1834, 2227, 4129, 4454, 4585, 8258, 9170, 11135, 15589, 20645, 22270, 28903, 31178, 41290, 57806, 70193, 77945, 140386, 144515, 155890, 289030, 350965, 491351, 540899, 701930, 982702, 1081798, 2456755, 2704495, 3786293, 4913510, 5408990, 7572586, 9195283, 18390566, 18931465, 37862930, 45976415, 64366981, 91952830, 128733962, 321834905, 643669810]

約数ペア:

[(1, 643669810), (2, 321834905), (5, 128733962), (7, 91952830), (10, 64366981), (14, 45976415), (17, 37862930), (34, 18931465), (35, 18390566), (70, 9195283), (85, 7572586), (119, 5408990), (131, 4913510), (170, 3786293), (238, 2704495), (262, 2456755), (595, 1081798), (655, 982702), (917, 701930), (1190, 540899), (1310, 491351), (1834, 350965), (2227, 289030), (4129, 155890), (4454, 144515), (4585, 140386), (8258, 77945), (9170, 70193), (11135, 57806), (15589, 41290), (20645, 31178), (22270, 28903)]