65149750

素因数分解:

$2^1\times 5^3\times {\mathrm{421}}^1\times {\mathrm{619}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 122447520

約数和(自身を除く): 57297770

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 421, 619, 842, 1238, 2105, 3095, 4210, 6190, 10525, 15475, 21050, 30950, 52625, 77375, 105250, 154750, 260599, 521198, 1302995, 2605990, 6514975, 13029950, 32574875, 65149750]

約数ペア:

[(1, 65149750), (2, 32574875), (5, 13029950), (10, 6514975), (25, 2605990), (50, 1302995), (125, 521198), (250, 260599), (421, 154750), (619, 105250), (842, 77375), (1238, 52625), (2105, 30950), (3095, 21050), (4210, 15475), (6190, 10525)]