31913232

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:480

約数の個数: 80

約数和(自身を含む): 89577600

約数和(自身を除く): 57664368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 199, 208, 257, 312, 398, 514, 597, 624, 771, 796, 1028, 1194, 1542, 1592, 2056, 2388, 2587, 3084, 3184, 3341, 4112, 4776, 5174, 6168, 6682, 7761, 9552, 10023, 10348, 12336, 13364, 15522, 20046, 20696, 26728, 31044, 40092, 41392, 51143, 53456, 62088, 80184, 102286, 124176, 153429, 160368, 204572, 306858, 409144, 613716, 664859, 818288, 1227432, 1329718, 1994577, 2454864, 2659436, 3989154, 5318872, 7978308, 10637744, 15956616, 31913232]

約数ペア:

[(1, 31913232), (2, 15956616), (3, 10637744), (4, 7978308), (6, 5318872), (8, 3989154), (12, 2659436), (13, 2454864), (16, 1994577), (24, 1329718), (26, 1227432), (39, 818288), (48, 664859), (52, 613716), (78, 409144), (104, 306858), (156, 204572), (199, 160368), (208, 153429), (257, 124176), (312, 102286), (398, 80184), (514, 62088), (597, 53456), (624, 51143), (771, 41392), (796, 40092), (1028, 31044), (1194, 26728), (1542, 20696), (1592, 20046), (2056, 15522), (2388, 13364), (2587, 12336), (3084, 10348), (3184, 10023), (3341, 9552), (4112, 7761), (4776, 6682), (5174, 6168)]