917076470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1$

素因数の和:821

約数の個数: 64

約数和(自身を含む): 1769195520

約数和(自身を除く): 852119050

約数列:

[1, 2, 5, 10, 23, 46, 71, 89, 115, 142, 178, 230, 355, 445, 631, 710, 890, 1262, 1633, 2047, 3155, 3266, 4094, 6310, 6319, 8165, 10235, 12638, 14513, 16330, 20470, 29026, 31595, 44801, 56159, 63190, 72565, 89602, 112318, 145130, 145337, 224005, 280795, 290674, 448010, 561590, 726685, 1030423, 1291657, 1453370, 2060846, 2583314, 3987289, 5152115, 6458285, 7974578, 10304230, 12916570, 19936445, 39872890, 91707647, 183415294, 458538235, 917076470]

約数ペア:

[(1, 917076470), (2, 458538235), (5, 183415294), (10, 91707647), (23, 39872890), (46, 19936445), (71, 12916570), (89, 10304230), (115, 7974578), (142, 6458285), (178, 5152115), (230, 3987289), (355, 2583314), (445, 2060846), (631, 1453370), (710, 1291657), (890, 1030423), (1262, 726685), (1633, 561590), (2047, 448010), (3155, 290674), (3266, 280795), (4094, 224005), (6310, 145337), (6319, 145130), (8165, 112318), (10235, 89602), (12638, 72565), (14513, 63190), (16330, 56159), (20470, 44801), (29026, 31595)]