77984984

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{677}}^1$

素因数の和:729

約数の個数: 96

約数和(自身を含む): 194775840

約数和(自身を除く): 116790856

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 121, 136, 154, 187, 238, 242, 308, 374, 476, 484, 616, 677, 748, 847, 952, 968, 1309, 1354, 1496, 1694, 2057, 2618, 2708, 3388, 4114, 4739, 5236, 5416, 6776, 7447, 8228, 9478, 10472, 11509, 14399, 14894, 16456, 18956, 23018, 28798, 29788, 37912, 46036, 52129, 57596, 59576, 80563, 81917, 92072, 104258, 115192, 126599, 161126, 163834, 208516, 253198, 322252, 327668, 417032, 506396, 573419, 644504, 655336, 886193, 1012792, 1146838, 1392589, 1772386, 2293676, 2785178, 3544772, 4587352, 5570356, 7089544, 9748123, 11140712, 19496246, 38992492, 77984984]

約数ペア:

[(1, 77984984), (2, 38992492), (4, 19496246), (7, 11140712), (8, 9748123), (11, 7089544), (14, 5570356), (17, 4587352), (22, 3544772), (28, 2785178), (34, 2293676), (44, 1772386), (56, 1392589), (68, 1146838), (77, 1012792), (88, 886193), (119, 655336), (121, 644504), (136, 573419), (154, 506396), (187, 417032), (238, 327668), (242, 322252), (308, 253198), (374, 208516), (476, 163834), (484, 161126), (616, 126599), (677, 115192), (748, 104258), (847, 92072), (952, 81917), (968, 80563), (1309, 59576), (1354, 57596), (1496, 52129), (1694, 46036), (2057, 37912), (2618, 29788), (2708, 28798), (3388, 23018), (4114, 18956), (4739, 16456), (5236, 14894), (5416, 14399), (6776, 11509), (7447, 10472), (8228, 9478)]