25721550

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 75151440

約数和(自身を除く): 49429890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 29, 30, 45, 50, 54, 58, 73, 75, 81, 87, 90, 135, 145, 146, 150, 162, 174, 219, 225, 243, 261, 270, 290, 365, 405, 435, 438, 450, 486, 522, 657, 675, 725, 730, 783, 810, 870, 1095, 1215, 1305, 1314, 1350, 1450, 1566, 1825, 1971, 2025, 2117, 2175, 2190, 2349, 2430, 2610, 3285, 3650, 3915, 3942, 4050, 4234, 4350, 4698, 5475, 5913, 6075, 6351, 6525, 6570, 7047, 7830, 9855, 10585, 10950, 11745, 11826, 12150, 12702, 13050, 14094, 16425, 17739, 19053, 19575, 19710, 21170, 23490, 29565, 31755, 32850, 35235, 35478, 38106, 39150, 49275, 52925, 57159, 58725, 59130, 63510, 70470, 88695, 95265, 98550, 105850, 114318, 117450, 147825, 158775, 171477, 176175, 177390, 190530, 285795, 295650, 317550, 342954, 352350, 443475, 476325, 514431, 571590, 857385, 886950, 952650, 1028862, 1428975, 1714770, 2572155, 2857950, 4286925, 5144310, 8573850, 12860775, 25721550]

約数ペア:

[(1, 25721550), (2, 12860775), (3, 8573850), (5, 5144310), (6, 4286925), (9, 2857950), (10, 2572155), (15, 1714770), (18, 1428975), (25, 1028862), (27, 952650), (29, 886950), (30, 857385), (45, 571590), (50, 514431), (54, 476325), (58, 443475), (73, 352350), (75, 342954), (81, 317550), (87, 295650), (90, 285795), (135, 190530), (145, 177390), (146, 176175), (150, 171477), (162, 158775), (174, 147825), (219, 117450), (225, 114318), (243, 105850), (261, 98550), (270, 95265), (290, 88695), (365, 70470), (405, 63510), (435, 59130), (438, 58725), (450, 57159), (486, 52925), (522, 49275), (657, 39150), (675, 38106), (725, 35478), (730, 35235), (783, 32850), (810, 31755), (870, 29565), (1095, 23490), (1215, 21170), (1305, 19710), (1314, 19575), (1350, 19053), (1450, 17739), (1566, 16425), (1825, 14094), (1971, 13050), (2025, 12702), (2117, 12150), (2175, 11826), (2190, 11745), (2349, 10950), (2430, 10585), (2610, 9855), (3285, 7830), (3650, 7047), (3915, 6570), (3942, 6525), (4050, 6351), (4234, 6075), (4350, 5913), (4698, 5475)]