65141580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{22157}}^1$

素因数の和:22183

約数の個数: 72

約数和(自身を含む): 212185008

約数和(自身を除く): 147043428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 22157, 44314, 66471, 88628, 110785, 132942, 155099, 221570, 265884, 310198, 332355, 443140, 465297, 620396, 664710, 775495, 930594, 1085693, 1329420, 1550990, 1861188, 2171386, 2326485, 3101980, 3257079, 4342772, 4652970, 5428465, 6514158, 9305940, 10856930, 13028316, 16285395, 21713860, 32570790, 65141580]

約数ペア:

[(1, 65141580), (2, 32570790), (3, 21713860), (4, 16285395), (5, 13028316), (6, 10856930), (7, 9305940), (10, 6514158), (12, 5428465), (14, 4652970), (15, 4342772), (20, 3257079), (21, 3101980), (28, 2326485), (30, 2171386), (35, 1861188), (42, 1550990), (49, 1329420), (60, 1085693), (70, 930594), (84, 775495), (98, 664710), (105, 620396), (140, 465297), (147, 443140), (196, 332355), (210, 310198), (245, 265884), (294, 221570), (420, 155099), (490, 132942), (588, 110785), (735, 88628), (980, 66471), (1470, 44314), (2940, 22157)]