156749249960

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1487}}^1\times {\mathrm{20117}}^1$

素因数の和:21746

約数の個数: 64

約数和(自身を含む): 355634737920

約数和(自身を除く): 198885487960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 1487, 2620, 2974, 5240, 5948, 7435, 11896, 14870, 20117, 29740, 40234, 59480, 80468, 100585, 160936, 194797, 201170, 389594, 402340, 779188, 804680, 973985, 1558376, 1947970, 2635327, 3895940, 5270654, 7791880, 10541308, 13176635, 21082616, 26353270, 29913979, 52706540, 59827958, 105413080, 119655916, 149569895, 239311832, 299139790, 598279580, 1196559160, 3918731249, 7837462498, 15674924996, 19593656245, 31349849992, 39187312490, 78374624980, 156749249960]

約数ペア:

[(1, 156749249960), (2, 78374624980), (4, 39187312490), (5, 31349849992), (8, 19593656245), (10, 15674924996), (20, 7837462498), (40, 3918731249), (131, 1196559160), (262, 598279580), (524, 299139790), (655, 239311832), (1048, 149569895), (1310, 119655916), (1487, 105413080), (2620, 59827958), (2974, 52706540), (5240, 29913979), (5948, 26353270), (7435, 21082616), (11896, 13176635), (14870, 10541308), (20117, 7791880), (29740, 5270654), (40234, 3895940), (59480, 2635327), (80468, 1947970), (100585, 1558376), (160936, 973985), (194797, 804680), (201170, 779188), (389594, 402340)]