25213980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 81510912

約数和(自身を除く): 56296932

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 30, 33, 44, 46, 55, 60, 66, 69, 92, 110, 115, 121, 132, 138, 151, 165, 220, 230, 242, 253, 276, 302, 330, 345, 363, 453, 460, 484, 506, 604, 605, 660, 690, 726, 755, 759, 906, 1012, 1210, 1265, 1380, 1452, 1510, 1518, 1661, 1812, 1815, 2265, 2420, 2530, 2783, 3020, 3036, 3322, 3473, 3630, 3795, 4530, 4983, 5060, 5566, 6644, 6946, 7260, 7590, 8305, 8349, 9060, 9966, 10419, 11132, 13892, 13915, 15180, 16610, 16698, 17365, 18271, 19932, 20838, 24915, 27830, 33220, 33396, 34730, 36542, 38203, 41676, 41745, 49830, 52095, 54813, 55660, 69460, 73084, 76406, 83490, 91355, 99660, 104190, 109626, 114609, 152812, 166980, 182710, 191015, 208380, 219252, 229218, 274065, 365420, 382030, 420233, 458436, 548130, 573045, 764060, 840466, 1096260, 1146090, 1260699, 1680932, 2101165, 2292180, 2521398, 4202330, 5042796, 6303495, 8404660, 12606990, 25213980]

約数ペア:

[(1, 25213980), (2, 12606990), (3, 8404660), (4, 6303495), (5, 5042796), (6, 4202330), (10, 2521398), (11, 2292180), (12, 2101165), (15, 1680932), (20, 1260699), (22, 1146090), (23, 1096260), (30, 840466), (33, 764060), (44, 573045), (46, 548130), (55, 458436), (60, 420233), (66, 382030), (69, 365420), (92, 274065), (110, 229218), (115, 219252), (121, 208380), (132, 191015), (138, 182710), (151, 166980), (165, 152812), (220, 114609), (230, 109626), (242, 104190), (253, 99660), (276, 91355), (302, 83490), (330, 76406), (345, 73084), (363, 69460), (453, 55660), (460, 54813), (484, 52095), (506, 49830), (604, 41745), (605, 41676), (660, 38203), (690, 36542), (726, 34730), (755, 33396), (759, 33220), (906, 27830), (1012, 24915), (1210, 20838), (1265, 19932), (1380, 18271), (1452, 17365), (1510, 16698), (1518, 16610), (1661, 15180), (1812, 13915), (1815, 13892), (2265, 11132), (2420, 10419), (2530, 9966), (2783, 9060), (3020, 8349), (3036, 8305), (3322, 7590), (3473, 7260), (3630, 6946), (3795, 6644), (4530, 5566), (4983, 5060)]