53312475

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 92009984

約数和(自身を除く): 38697509

約数列:

[1, 3, 5, 15, 25, 43, 61, 75, 129, 183, 215, 271, 305, 645, 813, 915, 1075, 1355, 1525, 2623, 3225, 4065, 4575, 6775, 7869, 11653, 13115, 16531, 20325, 34959, 39345, 49593, 58265, 65575, 82655, 174795, 196725, 247965, 291325, 413275, 710833, 873975, 1239825, 2132499, 3554165, 10662495, 17770825, 53312475]

約数ペア:

[(1, 53312475), (3, 17770825), (5, 10662495), (15, 3554165), (25, 2132499), (43, 1239825), (61, 873975), (75, 710833), (129, 413275), (183, 291325), (215, 247965), (271, 196725), (305, 174795), (645, 82655), (813, 65575), (915, 58265), (1075, 49593), (1355, 39345), (1525, 34959), (2623, 20325), (3225, 16531), (4065, 13115), (4575, 11653), (6775, 7869)]