156726310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{4691}}^1$

素因数の和:4968

約数の個数: 32

約数和(自身を含む): 305055072

約数和(自身を除く): 148328762

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 1285, 2570, 3341, 4691, 6682, 9382, 16705, 23455, 33410, 46910, 60983, 121966, 304915, 609830, 1205587, 2411174, 6027935, 12055870, 15672631, 31345262, 78363155, 156726310]

約数ペア:

[(1, 156726310), (2, 78363155), (5, 31345262), (10, 15672631), (13, 12055870), (26, 6027935), (65, 2411174), (130, 1205587), (257, 609830), (514, 304915), (1285, 121966), (2570, 60983), (3341, 46910), (4691, 33410), (6682, 23455), (9382, 16705)]