307874950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{647}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 593961984

約数和(自身を除く): 286087034

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 307, 310, 614, 647, 775, 1294, 1535, 1550, 3070, 3235, 6470, 7675, 9517, 15350, 16175, 19034, 20057, 32350, 40114, 47585, 95170, 100285, 198629, 200570, 237925, 397258, 475850, 501425, 993145, 1002850, 1986290, 4965725, 6157499, 9931450, 12314998, 30787495, 61574990, 153937475, 307874950]

約数ペア:

[(1, 307874950), (2, 153937475), (5, 61574990), (10, 30787495), (25, 12314998), (31, 9931450), (50, 6157499), (62, 4965725), (155, 1986290), (307, 1002850), (310, 993145), (614, 501425), (647, 475850), (775, 397258), (1294, 237925), (1535, 200570), (1550, 198629), (3070, 100285), (3235, 95170), (6470, 47585), (7675, 40114), (9517, 32350), (15350, 20057), (16175, 19034)]