1273706500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{569}}^1$

素因数の和:647

約数の個数: 144

約数和(自身を含む): 3145811760

約数和(自身を除く): 1872105260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 121, 125, 148, 185, 220, 242, 250, 275, 370, 407, 484, 500, 550, 569, 605, 740, 814, 925, 1100, 1138, 1210, 1375, 1628, 1850, 2035, 2276, 2420, 2750, 2845, 3025, 3700, 4070, 4477, 4625, 5500, 5690, 6050, 6259, 8140, 8954, 9250, 10175, 11380, 12100, 12518, 14225, 15125, 17908, 18500, 20350, 21053, 22385, 25036, 28450, 30250, 31295, 40700, 42106, 44770, 50875, 56900, 60500, 62590, 68849, 71125, 84212, 89540, 101750, 105265, 111925, 125180, 137698, 142250, 156475, 203500, 210530, 223850, 231583, 275396, 284500, 312950, 344245, 421060, 447700, 463166, 526325, 559625, 625900, 688490, 782375, 926332, 1052650, 1119250, 1157915, 1376980, 1564750, 1721225, 2105300, 2238500, 2315830, 2547413, 2631625, 3129500, 3442450, 4631660, 5094826, 5263250, 5789575, 6884900, 8606125, 10189652, 10526500, 11579150, 12737065, 17212250, 23158300, 25474130, 28947875, 34424500, 50948260, 57895750, 63685325, 115791500, 127370650, 254741300, 318426625, 636853250, 1273706500]

約数ペア:

[(1, 1273706500), (2, 636853250), (4, 318426625), (5, 254741300), (10, 127370650), (11, 115791500), (20, 63685325), (22, 57895750), (25, 50948260), (37, 34424500), (44, 28947875), (50, 25474130), (55, 23158300), (74, 17212250), (100, 12737065), (110, 11579150), (121, 10526500), (125, 10189652), (148, 8606125), (185, 6884900), (220, 5789575), (242, 5263250), (250, 5094826), (275, 4631660), (370, 3442450), (407, 3129500), (484, 2631625), (500, 2547413), (550, 2315830), (569, 2238500), (605, 2105300), (740, 1721225), (814, 1564750), (925, 1376980), (1100, 1157915), (1138, 1119250), (1210, 1052650), (1375, 926332), (1628, 782375), (1850, 688490), (2035, 625900), (2276, 559625), (2420, 526325), (2750, 463166), (2845, 447700), (3025, 421060), (3700, 344245), (4070, 312950), (4477, 284500), (4625, 275396), (5500, 231583), (5690, 223850), (6050, 210530), (6259, 203500), (8140, 156475), (8954, 142250), (9250, 137698), (10175, 125180), (11380, 111925), (12100, 105265), (12518, 101750), (14225, 89540), (15125, 84212), (17908, 71125), (18500, 68849), (20350, 62590), (21053, 60500), (22385, 56900), (25036, 50875), (28450, 44770), (30250, 42106), (31295, 40700)]