70980255

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 128700000

約数和(自身を除く): 57719745

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 109, 145, 261, 327, 435, 499, 545, 981, 1305, 1497, 1635, 2495, 3161, 4491, 4905, 7485, 9483, 14471, 15805, 22455, 28449, 43413, 47415, 54391, 72355, 130239, 142245, 163173, 217065, 271955, 489519, 651195, 815865, 1577339, 2447595, 4732017, 7886695, 14196051, 23660085, 70980255]

約数ペア:

[(1, 70980255), (3, 23660085), (5, 14196051), (9, 7886695), (15, 4732017), (29, 2447595), (45, 1577339), (87, 815865), (109, 651195), (145, 489519), (261, 271955), (327, 217065), (435, 163173), (499, 142245), (545, 130239), (981, 72355), (1305, 54391), (1497, 47415), (1635, 43413), (2495, 28449), (3161, 22455), (4491, 15805), (4905, 14471), (7485, 9483)]