89643520

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:158

約数の個数: 120

約数和(自身を含む): 229180644

約数和(自身を除く): 139537124

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 97, 128, 152, 160, 190, 194, 256, 304, 320, 361, 380, 388, 485, 512, 608, 640, 722, 760, 776, 970, 1216, 1280, 1444, 1520, 1552, 1805, 1843, 1940, 2432, 2560, 2888, 3040, 3104, 3610, 3686, 3880, 4864, 5776, 6080, 6208, 7220, 7372, 7760, 9215, 9728, 11552, 12160, 12416, 14440, 14744, 15520, 18430, 23104, 24320, 24832, 28880, 29488, 31040, 35017, 36860, 46208, 48640, 49664, 57760, 58976, 62080, 70034, 73720, 92416, 115520, 117952, 124160, 140068, 147440, 175085, 184832, 231040, 235904, 248320, 280136, 294880, 350170, 462080, 471808, 560272, 589760, 700340, 924160, 943616, 1120544, 1179520, 1400680, 2241088, 2359040, 2801360, 4482176, 4718080, 5602720, 8964352, 11205440, 17928704, 22410880, 44821760, 89643520]

約数ペア:

[(1, 89643520), (2, 44821760), (4, 22410880), (5, 17928704), (8, 11205440), (10, 8964352), (16, 5602720), (19, 4718080), (20, 4482176), (32, 2801360), (38, 2359040), (40, 2241088), (64, 1400680), (76, 1179520), (80, 1120544), (95, 943616), (97, 924160), (128, 700340), (152, 589760), (160, 560272), (190, 471808), (194, 462080), (256, 350170), (304, 294880), (320, 280136), (361, 248320), (380, 235904), (388, 231040), (485, 184832), (512, 175085), (608, 147440), (640, 140068), (722, 124160), (760, 117952), (776, 115520), (970, 92416), (1216, 73720), (1280, 70034), (1444, 62080), (1520, 58976), (1552, 57760), (1805, 49664), (1843, 48640), (1940, 46208), (2432, 36860), (2560, 35017), (2888, 31040), (3040, 29488), (3104, 28880), (3610, 24832), (3686, 24320), (3880, 23104), (4864, 18430), (5776, 15520), (6080, 14744), (6208, 14440), (7220, 12416), (7372, 12160), (7760, 11552), (9215, 9728)]