157912640

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3767}}^1$

素因数の和:3915

約数の個数: 56

約数和(自身を含む): 379000512

約数和(自身を除く): 221087872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 524, 655, 1048, 1310, 2096, 2620, 3767, 4192, 5240, 7534, 8384, 10480, 15068, 18835, 20960, 30136, 37670, 41920, 60272, 75340, 120544, 150680, 241088, 301360, 493477, 602720, 986954, 1205440, 1973908, 2467385, 3947816, 4934770, 7895632, 9869540, 15791264, 19739080, 31582528, 39478160, 78956320, 157912640]

約数ペア:

[(1, 157912640), (2, 78956320), (4, 39478160), (5, 31582528), (8, 19739080), (10, 15791264), (16, 9869540), (20, 7895632), (32, 4934770), (40, 3947816), (64, 2467385), (80, 1973908), (131, 1205440), (160, 986954), (262, 602720), (320, 493477), (524, 301360), (655, 241088), (1048, 150680), (1310, 120544), (2096, 75340), (2620, 60272), (3767, 41920), (4192, 37670), (5240, 30136), (7534, 20960), (8384, 18835), (10480, 15068)]