78872250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{103}}^1\times {\mathrm{1021}}^1$

素因数の和:1144

約数の個数: 64

約数和(自身を含む): 198971136

約数和(自身を除く): 120098886

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 103, 125, 150, 206, 250, 309, 375, 515, 618, 750, 1021, 1030, 1545, 2042, 2575, 3063, 3090, 5105, 5150, 6126, 7725, 10210, 12875, 15315, 15450, 25525, 25750, 30630, 38625, 51050, 76575, 77250, 105163, 127625, 153150, 210326, 255250, 315489, 382875, 525815, 630978, 765750, 1051630, 1577445, 2629075, 3154890, 5258150, 7887225, 13145375, 15774450, 26290750, 39436125, 78872250]

約数ペア:

[(1, 78872250), (2, 39436125), (3, 26290750), (5, 15774450), (6, 13145375), (10, 7887225), (15, 5258150), (25, 3154890), (30, 2629075), (50, 1577445), (75, 1051630), (103, 765750), (125, 630978), (150, 525815), (206, 382875), (250, 315489), (309, 255250), (375, 210326), (515, 153150), (618, 127625), (750, 105163), (1021, 77250), (1030, 76575), (1545, 51050), (2042, 38625), (2575, 30630), (3063, 25750), (3090, 25525), (5105, 15450), (5150, 15315), (6126, 12875), (7725, 10210)]