201272800

素因数分解:

$2^5\times 5^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 516341952

約数和(自身を除く): 315069152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 53, 80, 94, 100, 101, 106, 160, 188, 200, 202, 212, 235, 265, 376, 400, 404, 424, 470, 505, 530, 752, 800, 808, 848, 940, 1010, 1060, 1175, 1325, 1504, 1616, 1696, 1880, 2020, 2120, 2350, 2491, 2525, 2650, 3232, 3760, 4040, 4240, 4700, 4747, 4982, 5050, 5300, 5353, 7520, 8080, 8480, 9400, 9494, 9964, 10100, 10600, 10706, 12455, 16160, 18800, 18988, 19928, 20200, 21200, 21412, 23735, 24910, 26765, 37600, 37976, 39856, 40400, 42400, 42824, 47470, 49820, 53530, 62275, 75952, 79712, 80800, 85648, 94940, 99640, 107060, 118675, 124550, 133825, 151904, 171296, 189880, 199280, 214120, 237350, 249100, 251591, 267650, 379760, 398560, 428240, 474700, 498200, 503182, 535300, 759520, 856480, 949400, 996400, 1006364, 1070600, 1257955, 1898800, 1992800, 2012728, 2141200, 2515910, 3797600, 4025456, 4282400, 5031820, 6289775, 8050912, 10063640, 12579550, 20127280, 25159100, 40254560, 50318200, 100636400, 201272800]

約数ペア:

[(1, 201272800), (2, 100636400), (4, 50318200), (5, 40254560), (8, 25159100), (10, 20127280), (16, 12579550), (20, 10063640), (25, 8050912), (32, 6289775), (40, 5031820), (47, 4282400), (50, 4025456), (53, 3797600), (80, 2515910), (94, 2141200), (100, 2012728), (101, 1992800), (106, 1898800), (160, 1257955), (188, 1070600), (200, 1006364), (202, 996400), (212, 949400), (235, 856480), (265, 759520), (376, 535300), (400, 503182), (404, 498200), (424, 474700), (470, 428240), (505, 398560), (530, 379760), (752, 267650), (800, 251591), (808, 249100), (848, 237350), (940, 214120), (1010, 199280), (1060, 189880), (1175, 171296), (1325, 151904), (1504, 133825), (1616, 124550), (1696, 118675), (1880, 107060), (2020, 99640), (2120, 94940), (2350, 85648), (2491, 80800), (2525, 79712), (2650, 75952), (3232, 62275), (3760, 53530), (4040, 49820), (4240, 47470), (4700, 42824), (4747, 42400), (4982, 40400), (5050, 39856), (5300, 37976), (5353, 37600), (7520, 26765), (8080, 24910), (8480, 23735), (9400, 21412), (9494, 21200), (9964, 20200), (10100, 19928), (10600, 18988), (10706, 18800), (12455, 16160)]