202158100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1033}}^1$

素因数の和:1169

約数の個数: 72

約数和(自身を含む): 466706240

約数和(自身を除く): 264548140

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 103, 190, 206, 380, 412, 475, 515, 950, 1030, 1033, 1900, 1957, 2060, 2066, 2575, 3914, 4132, 5150, 5165, 7828, 9785, 10300, 10330, 19570, 19627, 20660, 25825, 39140, 39254, 48925, 51650, 78508, 97850, 98135, 103300, 106399, 195700, 196270, 212798, 392540, 425596, 490675, 531995, 981350, 1063990, 1962700, 2021581, 2127980, 2659975, 4043162, 5319950, 8086324, 10107905, 10639900, 20215810, 40431620, 50539525, 101079050, 202158100]

約数ペア:

[(1, 202158100), (2, 101079050), (4, 50539525), (5, 40431620), (10, 20215810), (19, 10639900), (20, 10107905), (25, 8086324), (38, 5319950), (50, 4043162), (76, 2659975), (95, 2127980), (100, 2021581), (103, 1962700), (190, 1063990), (206, 981350), (380, 531995), (412, 490675), (475, 425596), (515, 392540), (950, 212798), (1030, 196270), (1033, 195700), (1900, 106399), (1957, 103300), (2060, 98135), (2066, 97850), (2575, 78508), (3914, 51650), (4132, 48925), (5150, 39254), (5165, 39140), (7828, 25825), (9785, 20660), (10300, 19627), (10330, 19570)]