648617710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{4093}}^1$

素因数の和:4189

約数の個数: 64

約数和(自身を含む): 1337067648

約数和(自身を除く): 688449938

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 53, 65, 106, 115, 130, 230, 265, 299, 530, 598, 689, 1219, 1378, 1495, 2438, 2990, 3445, 4093, 6095, 6890, 8186, 12190, 15847, 20465, 31694, 40930, 53209, 79235, 94139, 106418, 158470, 188278, 216929, 266045, 433858, 470695, 532090, 941390, 1084645, 1223807, 2169290, 2447614, 2820077, 4989367, 5640154, 6119035, 9978734, 12238070, 14100385, 24946835, 28200770, 49893670, 64861771, 129723542, 324308855, 648617710]

約数ペア:

[(1, 648617710), (2, 324308855), (5, 129723542), (10, 64861771), (13, 49893670), (23, 28200770), (26, 24946835), (46, 14100385), (53, 12238070), (65, 9978734), (106, 6119035), (115, 5640154), (130, 4989367), (230, 2820077), (265, 2447614), (299, 2169290), (530, 1223807), (598, 1084645), (689, 941390), (1219, 532090), (1378, 470695), (1495, 433858), (2438, 266045), (2990, 216929), (3445, 188278), (4093, 158470), (6095, 106418), (6890, 94139), (8186, 79235), (12190, 53209), (15847, 40930), (20465, 31694)]