66821104

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2939}}^1$

素因数の和:2990

約数の個数: 60

約数和(自身を含む): 155849400

約数和(自身を除く): 89028296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 49, 56, 58, 98, 112, 116, 196, 203, 232, 392, 406, 464, 784, 812, 1421, 1624, 2842, 2939, 3248, 5684, 5878, 11368, 11756, 20573, 22736, 23512, 41146, 47024, 82292, 85231, 144011, 164584, 170462, 288022, 329168, 340924, 576044, 596617, 681848, 1152088, 1193234, 1363696, 2304176, 2386468, 4176319, 4772936, 8352638, 9545872, 16705276, 33410552, 66821104]

約数ペア:

[(1, 66821104), (2, 33410552), (4, 16705276), (7, 9545872), (8, 8352638), (14, 4772936), (16, 4176319), (28, 2386468), (29, 2304176), (49, 1363696), (56, 1193234), (58, 1152088), (98, 681848), (112, 596617), (116, 576044), (196, 340924), (203, 329168), (232, 288022), (392, 170462), (406, 164584), (464, 144011), (784, 85231), (812, 82292), (1421, 47024), (1624, 41146), (2842, 23512), (2939, 22736), (3248, 20573), (5684, 11756), (5878, 11368)]