25365720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 81259200

約数和(自身を除く): 55893480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 37, 40, 58, 60, 74, 87, 111, 116, 120, 145, 148, 174, 185, 197, 222, 232, 290, 296, 348, 370, 394, 435, 444, 555, 580, 591, 696, 740, 788, 870, 888, 985, 1073, 1110, 1160, 1182, 1480, 1576, 1740, 1970, 2146, 2220, 2364, 2955, 3219, 3480, 3940, 4292, 4440, 4728, 5365, 5713, 5910, 6438, 7289, 7880, 8584, 10730, 11426, 11820, 12876, 14578, 16095, 17139, 21460, 21867, 22852, 23640, 25752, 28565, 29156, 32190, 34278, 36445, 42920, 43734, 45704, 57130, 58312, 64380, 68556, 72890, 85695, 87468, 109335, 114260, 128760, 137112, 145780, 171390, 174936, 211381, 218670, 228520, 291560, 342780, 422762, 437340, 634143, 685560, 845524, 874680, 1056905, 1268286, 1691048, 2113810, 2536572, 3170715, 4227620, 5073144, 6341430, 8455240, 12682860, 25365720]

約数ペア:

[(1, 25365720), (2, 12682860), (3, 8455240), (4, 6341430), (5, 5073144), (6, 4227620), (8, 3170715), (10, 2536572), (12, 2113810), (15, 1691048), (20, 1268286), (24, 1056905), (29, 874680), (30, 845524), (37, 685560), (40, 634143), (58, 437340), (60, 422762), (74, 342780), (87, 291560), (111, 228520), (116, 218670), (120, 211381), (145, 174936), (148, 171390), (174, 145780), (185, 137112), (197, 128760), (222, 114260), (232, 109335), (290, 87468), (296, 85695), (348, 72890), (370, 68556), (394, 64380), (435, 58312), (444, 57130), (555, 45704), (580, 43734), (591, 42920), (696, 36445), (740, 34278), (788, 32190), (870, 29156), (888, 28565), (985, 25752), (1073, 23640), (1110, 22852), (1160, 21867), (1182, 21460), (1480, 17139), (1576, 16095), (1740, 14578), (1970, 12876), (2146, 11820), (2220, 11426), (2364, 10730), (2955, 8584), (3219, 7880), (3480, 7289), (3940, 6438), (4292, 5910), (4440, 5713), (4728, 5365)]