129490880

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3089}}^1$

素因数の和:3237

約数の個数: 56

約数和(自身を含む): 310804560

約数和(自身を除く): 181313680

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, 3089, 4192, 5240, 6178, 8384, 10480, 12356, 15445, 20960, 24712, 30890, 41920, 49424, 61780, 98848, 123560, 197696, 247120, 404659, 494240, 809318, 988480, 1618636, 2023295, 3237272, 4046590, 6474544, 8093180, 12949088, 16186360, 25898176, 32372720, 64745440, 129490880]

約数ペア:

[(1, 129490880), (2, 64745440), (4, 32372720), (5, 25898176), (8, 16186360), (10, 12949088), (16, 8093180), (20, 6474544), (32, 4046590), (40, 3237272), (64, 2023295), (80, 1618636), (131, 988480), (160, 809318), (262, 494240), (320, 404659), (524, 247120), (655, 197696), (1048, 123560), (1310, 98848), (2096, 61780), (2620, 49424), (3089, 41920), (4192, 30890), (5240, 24712), (6178, 20960), (8384, 15445), (10480, 12356)]