89575120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1964

約数の個数: 80

約数和(自身を含む): 226414080

約数和(自身を除く): 136838960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 1901, 2356, 2480, 2945, 3802, 4712, 5890, 7604, 9424, 9505, 11780, 15208, 19010, 23560, 30416, 36119, 38020, 47120, 58931, 72238, 76040, 117862, 144476, 152080, 180595, 235724, 288952, 294655, 361190, 471448, 577904, 589310, 722380, 942896, 1119689, 1178620, 1444760, 2239378, 2357240, 2889520, 4478756, 4714480, 5598445, 8957512, 11196890, 17915024, 22393780, 44787560, 89575120]

約数ペア:

[(1, 89575120), (2, 44787560), (4, 22393780), (5, 17915024), (8, 11196890), (10, 8957512), (16, 5598445), (19, 4714480), (20, 4478756), (31, 2889520), (38, 2357240), (40, 2239378), (62, 1444760), (76, 1178620), (80, 1119689), (95, 942896), (124, 722380), (152, 589310), (155, 577904), (190, 471448), (248, 361190), (304, 294655), (310, 288952), (380, 235724), (496, 180595), (589, 152080), (620, 144476), (760, 117862), (1178, 76040), (1240, 72238), (1520, 58931), (1901, 47120), (2356, 38020), (2480, 36119), (2945, 30416), (3802, 23560), (4712, 19010), (5890, 15208), (7604, 11780), (9424, 9505)]