203560900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 457158240

約数和(自身を除く): 253597340

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 131, 164, 205, 262, 379, 410, 524, 655, 758, 820, 1025, 1310, 1516, 1895, 2050, 2620, 3275, 3790, 4100, 5371, 6550, 7580, 9475, 10742, 13100, 15539, 18950, 21484, 26855, 31078, 37900, 49649, 53710, 62156, 77695, 99298, 107420, 134275, 155390, 198596, 248245, 268550, 310780, 388475, 496490, 537100, 776950, 992980, 1241225, 1553900, 2035609, 2482450, 4071218, 4964900, 8142436, 10178045, 20356090, 40712180, 50890225, 101780450, 203560900]

約数ペア:

[(1, 203560900), (2, 101780450), (4, 50890225), (5, 40712180), (10, 20356090), (20, 10178045), (25, 8142436), (41, 4964900), (50, 4071218), (82, 2482450), (100, 2035609), (131, 1553900), (164, 1241225), (205, 992980), (262, 776950), (379, 537100), (410, 496490), (524, 388475), (655, 310780), (758, 268550), (820, 248245), (1025, 198596), (1310, 155390), (1516, 134275), (1895, 107420), (2050, 99298), (2620, 77695), (3275, 62156), (3790, 53710), (4100, 49649), (5371, 37900), (6550, 31078), (7580, 26855), (9475, 21484), (10742, 18950), (13100, 15539)]