51949280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 132269760

約数和(自身を除く): 80320480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 71, 80, 85, 136, 142, 160, 170, 269, 272, 284, 340, 355, 538, 544, 568, 680, 710, 1076, 1136, 1207, 1345, 1360, 1420, 2152, 2272, 2414, 2690, 2720, 2840, 4304, 4573, 4828, 5380, 5680, 6035, 8608, 9146, 9656, 10760, 11360, 12070, 18292, 19099, 19312, 21520, 22865, 24140, 36584, 38198, 38624, 43040, 45730, 48280, 73168, 76396, 91460, 95495, 96560, 146336, 152792, 182920, 190990, 193120, 305584, 324683, 365840, 381980, 611168, 649366, 731680, 763960, 1298732, 1527920, 1623415, 2597464, 3055840, 3246830, 5194928, 6493660, 10389856, 12987320, 25974640, 51949280]

約数ペア:

[(1, 51949280), (2, 25974640), (4, 12987320), (5, 10389856), (8, 6493660), (10, 5194928), (16, 3246830), (17, 3055840), (20, 2597464), (32, 1623415), (34, 1527920), (40, 1298732), (68, 763960), (71, 731680), (80, 649366), (85, 611168), (136, 381980), (142, 365840), (160, 324683), (170, 305584), (269, 193120), (272, 190990), (284, 182920), (340, 152792), (355, 146336), (538, 96560), (544, 95495), (568, 91460), (680, 76396), (710, 73168), (1076, 48280), (1136, 45730), (1207, 43040), (1345, 38624), (1360, 38198), (1420, 36584), (2152, 24140), (2272, 22865), (2414, 21520), (2690, 19312), (2720, 19099), (2840, 18292), (4304, 12070), (4573, 11360), (4828, 10760), (5380, 9656), (5680, 9146), (6035, 8608)]