87702100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1553

約数の個数: 72

約数和(自身を含む): 206931200

約数和(自身を除く): 119229100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 95, 100, 124, 155, 190, 310, 380, 475, 589, 620, 775, 950, 1178, 1489, 1550, 1900, 2356, 2945, 2978, 3100, 5890, 5956, 7445, 11780, 14725, 14890, 28291, 29450, 29780, 37225, 46159, 56582, 58900, 74450, 92318, 113164, 141455, 148900, 184636, 230795, 282910, 461590, 565820, 707275, 877021, 923180, 1153975, 1414550, 1754042, 2307950, 2829100, 3508084, 4385105, 4615900, 8770210, 17540420, 21925525, 43851050, 87702100]

約数ペア:

[(1, 87702100), (2, 43851050), (4, 21925525), (5, 17540420), (10, 8770210), (19, 4615900), (20, 4385105), (25, 3508084), (31, 2829100), (38, 2307950), (50, 1754042), (62, 1414550), (76, 1153975), (95, 923180), (100, 877021), (124, 707275), (155, 565820), (190, 461590), (310, 282910), (380, 230795), (475, 184636), (589, 148900), (620, 141455), (775, 113164), (950, 92318), (1178, 74450), (1489, 58900), (1550, 56582), (1900, 46159), (2356, 37225), (2945, 29780), (2978, 29450), (3100, 28291), (5890, 14890), (5956, 14725), (7445, 11780)]