31131844125

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^2\times {\mathrm{59}}^1\times {\mathrm{761}}^1$

素因数の和:924

約数の個数: 96

約数和(自身を含む): 54005927040

約数和(自身を除く): 22874082915

約数列:

[1, 3, 5, 15, 25, 43, 59, 75, 125, 129, 177, 215, 295, 375, 645, 761, 885, 1075, 1475, 1849, 2283, 2537, 3225, 3805, 4425, 5375, 5547, 7375, 7611, 9245, 11415, 12685, 16125, 19025, 22125, 27735, 32723, 38055, 44899, 46225, 57075, 63425, 95125, 98169, 109091, 134697, 138675, 163615, 190275, 224495, 231125, 285375, 317125, 327273, 490845, 545455, 673485, 693375, 818075, 951375, 1122475, 1407089, 1636365, 1930657, 2454225, 2727275, 3367425, 4090375, 4221267, 5612375, 5791971, 7035445, 8181825, 9653285, 12271125, 13636375, 16837125, 21106335, 28959855, 35177225, 40909125, 48266425, 83018251, 105531675, 144799275, 175886125, 241332125, 249054753, 415091255, 527658375, 723996375, 1245273765, 2075456275, 6226368825, 10377281375, 31131844125]

約数ペア:

[(1, 31131844125), (3, 10377281375), (5, 6226368825), (15, 2075456275), (25, 1245273765), (43, 723996375), (59, 527658375), (75, 415091255), (125, 249054753), (129, 241332125), (177, 175886125), (215, 144799275), (295, 105531675), (375, 83018251), (645, 48266425), (761, 40909125), (885, 35177225), (1075, 28959855), (1475, 21106335), (1849, 16837125), (2283, 13636375), (2537, 12271125), (3225, 9653285), (3805, 8181825), (4425, 7035445), (5375, 5791971), (5547, 5612375), (7375, 4221267), (7611, 4090375), (9245, 3367425), (11415, 2727275), (12685, 2454225), (16125, 1930657), (19025, 1636365), (22125, 1407089), (27735, 1122475), (32723, 951375), (38055, 818075), (44899, 693375), (46225, 673485), (57075, 545455), (63425, 490845), (95125, 327273), (98169, 317125), (109091, 285375), (134697, 231125), (138675, 224495), (163615, 190275)]