51451980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{12799}}^1$

素因数の和:12878

約数の個数: 48

約数和(自身を含む): 146227200

約数和(自身を除く): 94775220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 12799, 25598, 38397, 51196, 63995, 76794, 127990, 153588, 191985, 255980, 383970, 767940, 857533, 1715066, 2572599, 3430132, 4287665, 5145198, 8575330, 10290396, 12862995, 17150660, 25725990, 51451980]

約数ペア:

[(1, 51451980), (2, 25725990), (3, 17150660), (4, 12862995), (5, 10290396), (6, 8575330), (10, 5145198), (12, 4287665), (15, 3430132), (20, 2572599), (30, 1715066), (60, 857533), (67, 767940), (134, 383970), (201, 255980), (268, 191985), (335, 153588), (402, 127990), (670, 76794), (804, 63995), (1005, 51196), (1340, 38397), (2010, 25598), (4020, 12799)]