2191090825

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{6983}}^1$

素因数の和:7174

約数の個数: 48

約数和(自身を含む): 3408638976

約数和(自身を除く): 1217548151

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 163, 175, 275, 385, 815, 1141, 1793, 1925, 4075, 5705, 6983, 8965, 12551, 28525, 34915, 44825, 48881, 62755, 76813, 174575, 244405, 313775, 384065, 537691, 1138229, 1222025, 1920325, 2688455, 5691145, 7967603, 12520519, 13442275, 28455725, 39838015, 62602595, 87643633, 199190075, 313012975, 438218165, 2191090825]

約数ペア:

[(1, 2191090825), (5, 438218165), (7, 313012975), (11, 199190075), (25, 87643633), (35, 62602595), (55, 39838015), (77, 28455725), (163, 13442275), (175, 12520519), (275, 7967603), (385, 5691145), (815, 2688455), (1141, 1920325), (1793, 1222025), (1925, 1138229), (4075, 537691), (5705, 384065), (6983, 313775), (8965, 244405), (12551, 174575), (28525, 76813), (34915, 62755), (44825, 48881)]