25774560

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{2557}}^1$

素因数の和:2585

約数の個数: 144

約数和(自身を含む): 100560096

約数和(自身を除く): 74785536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 2557, 3360, 5040, 5114, 7671, 10080, 10228, 12785, 15342, 17899, 20456, 23013, 25570, 30684, 35798, 38355, 40912, 46026, 51140, 53697, 61368, 71596, 76710, 81824, 89495, 92052, 102280, 107394, 115065, 122736, 143192, 153420, 161091, 178990, 184104, 204560, 214788, 230130, 245472, 268485, 286384, 306840, 322182, 357980, 368208, 409120, 429576, 460260, 536970, 572768, 613680, 644364, 715960, 736416, 805455, 859152, 920520, 1073940, 1227360, 1288728, 1431920, 1610910, 1718304, 1841040, 2147880, 2577456, 2863840, 3221820, 3682080, 4295760, 5154912, 6443640, 8591520, 12887280, 25774560]

約数ペア:

[(1, 25774560), (2, 12887280), (3, 8591520), (4, 6443640), (5, 5154912), (6, 4295760), (7, 3682080), (8, 3221820), (9, 2863840), (10, 2577456), (12, 2147880), (14, 1841040), (15, 1718304), (16, 1610910), (18, 1431920), (20, 1288728), (21, 1227360), (24, 1073940), (28, 920520), (30, 859152), (32, 805455), (35, 736416), (36, 715960), (40, 644364), (42, 613680), (45, 572768), (48, 536970), (56, 460260), (60, 429576), (63, 409120), (70, 368208), (72, 357980), (80, 322182), (84, 306840), (90, 286384), (96, 268485), (105, 245472), (112, 230130), (120, 214788), (126, 204560), (140, 184104), (144, 178990), (160, 161091), (168, 153420), (180, 143192), (210, 122736), (224, 115065), (240, 107394), (252, 102280), (280, 92052), (288, 89495), (315, 81824), (336, 76710), (360, 71596), (420, 61368), (480, 53697), (504, 51140), (560, 46026), (630, 40912), (672, 38355), (720, 35798), (840, 30684), (1008, 25570), (1120, 23013), (1260, 20456), (1440, 17899), (1680, 15342), (2016, 12785), (2520, 10228), (2557, 10080), (3360, 7671), (5040, 5114)]