66612236540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1\times {\mathrm{125131}}^1$

素因数の和:125802

約数の個数: 48

約数和(自身を含む): 143371240320

約数和(自身を除く): 76759003780

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 619, 860, 1238, 2476, 3095, 6190, 12380, 26617, 53234, 106468, 125131, 133085, 250262, 266170, 500524, 532340, 625655, 1251310, 2502620, 5380633, 10761266, 21522532, 26903165, 53806330, 77456089, 107612660, 154912178, 309824356, 387280445, 774560890, 1549121780, 3330611827, 6661223654, 13322447308, 16653059135, 33306118270, 66612236540]

約数ペア:

[(1, 66612236540), (2, 33306118270), (4, 16653059135), (5, 13322447308), (10, 6661223654), (20, 3330611827), (43, 1549121780), (86, 774560890), (172, 387280445), (215, 309824356), (430, 154912178), (619, 107612660), (860, 77456089), (1238, 53806330), (2476, 26903165), (3095, 21522532), (6190, 10761266), (12380, 5380633), (26617, 2502620), (53234, 1251310), (106468, 625655), (125131, 532340), (133085, 500524), (250262, 266170)]