25921890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 75571200

約数和(自身を除く): 49649310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 31, 38, 45, 54, 57, 62, 90, 93, 95, 114, 135, 155, 163, 171, 186, 190, 270, 279, 285, 310, 326, 342, 465, 489, 513, 558, 570, 589, 815, 837, 855, 930, 978, 1026, 1178, 1395, 1467, 1630, 1674, 1710, 1767, 2445, 2565, 2790, 2934, 2945, 3097, 3534, 4185, 4401, 4890, 5053, 5130, 5301, 5890, 6194, 7335, 8370, 8802, 8835, 9291, 10106, 10602, 14670, 15159, 15485, 15903, 17670, 18582, 22005, 25265, 26505, 27873, 30318, 30970, 31806, 44010, 45477, 46455, 50530, 53010, 55746, 75795, 79515, 83619, 90954, 92910, 96007, 136431, 139365, 151590, 159030, 167238, 192014, 227385, 272862, 278730, 288021, 418095, 454770, 480035, 576042, 682155, 836190, 864063, 960070, 1364310, 1440105, 1728126, 2592189, 2880210, 4320315, 5184378, 8640630, 12960945, 25921890]

約数ペア:

[(1, 25921890), (2, 12960945), (3, 8640630), (5, 5184378), (6, 4320315), (9, 2880210), (10, 2592189), (15, 1728126), (18, 1440105), (19, 1364310), (27, 960070), (30, 864063), (31, 836190), (38, 682155), (45, 576042), (54, 480035), (57, 454770), (62, 418095), (90, 288021), (93, 278730), (95, 272862), (114, 227385), (135, 192014), (155, 167238), (163, 159030), (171, 151590), (186, 139365), (190, 136431), (270, 96007), (279, 92910), (285, 90954), (310, 83619), (326, 79515), (342, 75795), (465, 55746), (489, 53010), (513, 50530), (558, 46455), (570, 45477), (589, 44010), (815, 31806), (837, 30970), (855, 30318), (930, 27873), (978, 26505), (1026, 25265), (1178, 22005), (1395, 18582), (1467, 17670), (1630, 15903), (1674, 15485), (1710, 15159), (1767, 14670), (2445, 10602), (2565, 10106), (2790, 9291), (2934, 8835), (2945, 8802), (3097, 8370), (3534, 7335), (4185, 6194), (4401, 5890), (4890, 5301), (5053, 5130)]