69405440

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 185088288

約数和(自身を除く): 115682848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 97, 104, 128, 130, 160, 172, 194, 208, 215, 256, 260, 320, 344, 388, 416, 430, 485, 520, 559, 640, 688, 776, 832, 860, 970, 1040, 1118, 1261, 1280, 1376, 1552, 1664, 1720, 1940, 2080, 2236, 2522, 2752, 2795, 3104, 3328, 3440, 3880, 4160, 4171, 4472, 5044, 5504, 5590, 6208, 6305, 6880, 7760, 8320, 8342, 8944, 10088, 11008, 11180, 12416, 12610, 13760, 15520, 16640, 16684, 17888, 20176, 20855, 22360, 24832, 25220, 27520, 31040, 33368, 35776, 40352, 41710, 44720, 50440, 54223, 55040, 62080, 66736, 71552, 80704, 83420, 89440, 100880, 108446, 124160, 133472, 143104, 161408, 166840, 178880, 201760, 216892, 266944, 271115, 322816, 333680, 357760, 403520, 433784, 533888, 542230, 667360, 715520, 807040, 867568, 1067776, 1084460, 1334720, 1614080, 1735136, 2168920, 2669440, 3470272, 4337840, 5338880, 6940544, 8675680, 13881088, 17351360, 34702720, 69405440]

約数ペア:

[(1, 69405440), (2, 34702720), (4, 17351360), (5, 13881088), (8, 8675680), (10, 6940544), (13, 5338880), (16, 4337840), (20, 3470272), (26, 2669440), (32, 2168920), (40, 1735136), (43, 1614080), (52, 1334720), (64, 1084460), (65, 1067776), (80, 867568), (86, 807040), (97, 715520), (104, 667360), (128, 542230), (130, 533888), (160, 433784), (172, 403520), (194, 357760), (208, 333680), (215, 322816), (256, 271115), (260, 266944), (320, 216892), (344, 201760), (388, 178880), (416, 166840), (430, 161408), (485, 143104), (520, 133472), (559, 124160), (640, 108446), (688, 100880), (776, 89440), (832, 83420), (860, 80704), (970, 71552), (1040, 66736), (1118, 62080), (1261, 55040), (1280, 54223), (1376, 50440), (1552, 44720), (1664, 41710), (1720, 40352), (1940, 35776), (2080, 33368), (2236, 31040), (2522, 27520), (2752, 25220), (2795, 24832), (3104, 22360), (3328, 20855), (3440, 20176), (3880, 17888), (4160, 16684), (4171, 16640), (4472, 15520), (5044, 13760), (5504, 12610), (5590, 12416), (6208, 11180), (6305, 11008), (6880, 10088), (7760, 8944), (8320, 8342)]