75648640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^2\times {\mathrm{409}}^1$

素因数の和:462

約数の個数: 96

約数和(自身を含む): 192581100

約数和(自身を除く): 116932460

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 289, 320, 340, 409, 544, 578, 640, 680, 818, 1088, 1156, 1360, 1445, 1636, 2045, 2176, 2312, 2720, 2890, 3272, 4090, 4624, 5440, 5780, 6544, 6953, 8180, 9248, 10880, 11560, 13088, 13906, 16360, 18496, 23120, 26176, 27812, 32720, 34765, 36992, 46240, 52352, 55624, 65440, 69530, 92480, 111248, 118201, 130880, 139060, 184960, 222496, 236402, 261760, 278120, 444992, 472804, 556240, 591005, 889984, 945608, 1112480, 1182010, 1891216, 2224960, 2364020, 3782432, 4449920, 4728040, 7564864, 9456080, 15129728, 18912160, 37824320, 75648640]

約数ペア:

[(1, 75648640), (2, 37824320), (4, 18912160), (5, 15129728), (8, 9456080), (10, 7564864), (16, 4728040), (17, 4449920), (20, 3782432), (32, 2364020), (34, 2224960), (40, 1891216), (64, 1182010), (68, 1112480), (80, 945608), (85, 889984), (128, 591005), (136, 556240), (160, 472804), (170, 444992), (272, 278120), (289, 261760), (320, 236402), (340, 222496), (409, 184960), (544, 139060), (578, 130880), (640, 118201), (680, 111248), (818, 92480), (1088, 69530), (1156, 65440), (1360, 55624), (1445, 52352), (1636, 46240), (2045, 36992), (2176, 34765), (2312, 32720), (2720, 27812), (2890, 26176), (3272, 23120), (4090, 18496), (4624, 16360), (5440, 13906), (5780, 13088), (6544, 11560), (6953, 10880), (8180, 9248)]