200557725

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 338817600

約数和(自身を除く): 138259875

約数列:

[1, 3, 5, 15, 25, 75, 131, 137, 149, 393, 411, 447, 655, 685, 745, 1965, 2055, 2235, 3275, 3425, 3725, 9825, 10275, 11175, 17947, 19519, 20413, 53841, 58557, 61239, 89735, 97595, 102065, 269205, 292785, 306195, 448675, 487975, 510325, 1346025, 1463925, 1530975, 2674103, 8022309, 13370515, 40111545, 66852575, 200557725]

約数ペア:

[(1, 200557725), (3, 66852575), (5, 40111545), (15, 13370515), (25, 8022309), (75, 2674103), (131, 1530975), (137, 1463925), (149, 1346025), (393, 510325), (411, 487975), (447, 448675), (655, 306195), (685, 292785), (745, 269205), (1965, 102065), (2055, 97595), (2235, 89735), (3275, 61239), (3425, 58557), (3725, 53841), (9825, 20413), (10275, 19519), (11175, 17947)]