20565580850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{514783}}^1$

素因数の和:514859

約数の個数: 48

約数和(自身を含む): 41363923968

約数和(自身を除く): 20798343118

約数列:

[1, 2, 5, 10, 17, 25, 34, 47, 50, 85, 94, 170, 235, 425, 470, 799, 850, 1175, 1598, 2350, 3995, 7990, 19975, 39950, 514783, 1029566, 2573915, 5147830, 8751311, 12869575, 17502622, 24194801, 25739150, 43756555, 48389602, 87513110, 120974005, 218782775, 241948010, 411311617, 437565550, 604870025, 822623234, 1209740050, 2056558085, 4113116170, 10282790425, 20565580850]

約数ペア:

[(1, 20565580850), (2, 10282790425), (5, 4113116170), (10, 2056558085), (17, 1209740050), (25, 822623234), (34, 604870025), (47, 437565550), (50, 411311617), (85, 241948010), (94, 218782775), (170, 120974005), (235, 87513110), (425, 48389602), (470, 43756555), (799, 25739150), (850, 24194801), (1175, 17502622), (1598, 12869575), (2350, 8751311), (3995, 5147830), (7990, 2573915), (19975, 1029566), (39950, 514783)]