64912760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4759}}^1$

素因数の和:4812

約数の個数: 64

約数和(自身を含む): 164505600

約数和(自身を除く): 99592840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 4759, 6820, 9518, 13640, 19036, 23795, 38072, 47590, 52349, 95180, 104698, 147529, 190360, 209396, 261745, 295058, 418792, 523490, 590116, 737645, 1046980, 1180232, 1475290, 1622819, 2093960, 2950580, 3245638, 5901160, 6491276, 8114095, 12982552, 16228190, 32456380, 64912760]

約数ペア:

[(1, 64912760), (2, 32456380), (4, 16228190), (5, 12982552), (8, 8114095), (10, 6491276), (11, 5901160), (20, 3245638), (22, 2950580), (31, 2093960), (40, 1622819), (44, 1475290), (55, 1180232), (62, 1046980), (88, 737645), (110, 590116), (124, 523490), (155, 418792), (220, 295058), (248, 261745), (310, 209396), (341, 190360), (440, 147529), (620, 104698), (682, 95180), (1240, 52349), (1364, 47590), (1705, 38072), (2728, 23795), (3410, 19036), (4759, 13640), (6820, 9518)]