91493780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1049}}^1$

素因数の和:1161

約数の個数: 72

約数和(自身を含む): 226233000

約数和(自身を除く): 134739220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 356, 445, 490, 623, 890, 980, 1049, 1246, 1780, 2098, 2492, 3115, 4196, 4361, 5245, 6230, 7343, 8722, 10490, 12460, 14686, 17444, 20980, 21805, 29372, 36715, 43610, 51401, 73430, 87220, 93361, 102802, 146860, 186722, 205604, 257005, 373444, 466805, 514010, 653527, 933610, 1028020, 1307054, 1867220, 2614108, 3267635, 4574689, 6535270, 9149378, 13070540, 18298756, 22873445, 45746890, 91493780]

約数ペア:

[(1, 91493780), (2, 45746890), (4, 22873445), (5, 18298756), (7, 13070540), (10, 9149378), (14, 6535270), (20, 4574689), (28, 3267635), (35, 2614108), (49, 1867220), (70, 1307054), (89, 1028020), (98, 933610), (140, 653527), (178, 514010), (196, 466805), (245, 373444), (356, 257005), (445, 205604), (490, 186722), (623, 146860), (890, 102802), (980, 93361), (1049, 87220), (1246, 73430), (1780, 51401), (2098, 43610), (2492, 36715), (3115, 29372), (4196, 21805), (4361, 20980), (5245, 17444), (6230, 14686), (7343, 12460), (8722, 10490)]