64513460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2309}}^1$

素因数の和:2456

約数の個数: 48

約数和(自身を含む): 149022720

約数和(自身を除く): 84509260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 635, 1270, 1397, 2309, 2540, 2794, 4618, 5588, 6985, 9236, 11545, 13970, 23090, 25399, 27940, 46180, 50798, 101596, 126995, 253990, 293243, 507980, 586486, 1172972, 1466215, 2932430, 3225673, 5864860, 6451346, 12902692, 16128365, 32256730, 64513460]

約数ペア:

[(1, 64513460), (2, 32256730), (4, 16128365), (5, 12902692), (10, 6451346), (11, 5864860), (20, 3225673), (22, 2932430), (44, 1466215), (55, 1172972), (110, 586486), (127, 507980), (220, 293243), (254, 253990), (508, 126995), (635, 101596), (1270, 50798), (1397, 46180), (2309, 27940), (2540, 25399), (2794, 23090), (4618, 13970), (5588, 11545), (6985, 9236)]