28800525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 51941120

約数和(自身を除く): 23140595

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 109, 195, 271, 325, 327, 545, 813, 975, 1355, 1417, 1635, 2725, 3523, 4065, 4251, 6775, 7085, 8175, 10569, 17615, 20325, 21255, 29539, 35425, 52845, 88075, 88617, 106275, 147695, 264225, 384007, 443085, 738475, 1152021, 1920035, 2215425, 5760105, 9600175, 28800525]

約数ペア:

[(1, 28800525), (3, 9600175), (5, 5760105), (13, 2215425), (15, 1920035), (25, 1152021), (39, 738475), (65, 443085), (75, 384007), (109, 264225), (195, 147695), (271, 106275), (325, 88617), (327, 88075), (545, 52845), (813, 35425), (975, 29539), (1355, 21255), (1417, 20325), (1635, 17615), (2725, 10569), (3523, 8175), (4065, 7085), (4251, 6775)]