135681520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{461}}^1$

素因数の和:770

約数の個数: 80

約数和(自身を含む): 341665632

約数和(自身を除く): 205984112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 283, 461, 520, 566, 922, 1040, 1132, 1415, 1844, 2264, 2305, 2830, 3679, 3688, 4528, 4610, 5660, 5993, 7358, 7376, 9220, 11320, 11986, 14716, 18395, 18440, 22640, 23972, 29432, 29965, 36790, 36880, 47944, 58864, 59930, 73580, 95888, 119860, 130463, 147160, 239720, 260926, 294320, 479440, 521852, 652315, 1043704, 1304630, 1696019, 2087408, 2609260, 3392038, 5218520, 6784076, 8480095, 10437040, 13568152, 16960190, 27136304, 33920380, 67840760, 135681520]

約数ペア:

[(1, 135681520), (2, 67840760), (4, 33920380), (5, 27136304), (8, 16960190), (10, 13568152), (13, 10437040), (16, 8480095), (20, 6784076), (26, 5218520), (40, 3392038), (52, 2609260), (65, 2087408), (80, 1696019), (104, 1304630), (130, 1043704), (208, 652315), (260, 521852), (283, 479440), (461, 294320), (520, 260926), (566, 239720), (922, 147160), (1040, 130463), (1132, 119860), (1415, 95888), (1844, 73580), (2264, 59930), (2305, 58864), (2830, 47944), (3679, 36880), (3688, 36790), (4528, 29965), (4610, 29432), (5660, 23972), (5993, 22640), (7358, 18440), (7376, 18395), (9220, 14716), (11320, 11986)]