378989875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2729}}^1$

素因数の和:2856

約数の個数: 32

約数和(自身を含む): 521277120

約数和(自身を除く): 142287245

約数列:

[1, 5, 11, 25, 55, 101, 125, 275, 505, 1111, 1375, 2525, 2729, 5555, 12625, 13645, 27775, 30019, 68225, 138875, 150095, 275629, 341125, 750475, 1378145, 3031919, 3752375, 6890725, 15159595, 34453625, 75797975, 378989875]

約数ペア:

[(1, 378989875), (5, 75797975), (11, 34453625), (25, 15159595), (55, 6890725), (101, 3752375), (125, 3031919), (275, 1378145), (505, 750475), (1111, 341125), (1375, 275629), (2525, 150095), (2729, 138875), (5555, 68225), (12625, 30019), (13645, 27775)]