4125975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 8094720

約数和(自身を除く): 3968745

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 75, 87, 105, 145, 175, 203, 271, 435, 525, 609, 725, 813, 1015, 1355, 1897, 2175, 3045, 4065, 5075, 5691, 6775, 7859, 9485, 15225, 20325, 23577, 28455, 39295, 47425, 55013, 117885, 142275, 165039, 196475, 275065, 589425, 825195, 1375325, 4125975]

約数ペア:

[(1, 4125975), (3, 1375325), (5, 825195), (7, 589425), (15, 275065), (21, 196475), (25, 165039), (29, 142275), (35, 117885), (75, 55013), (87, 47425), (105, 39295), (145, 28455), (175, 23577), (203, 20325), (271, 15225), (435, 9485), (525, 7859), (609, 6775), (725, 5691), (813, 5075), (1015, 4065), (1355, 3045), (1897, 2175)]