81105376

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 187125120

約数和(自身を除く): 106019744

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 67, 76, 88, 134, 152, 176, 181, 209, 268, 304, 352, 362, 418, 536, 608, 724, 737, 836, 1072, 1273, 1448, 1474, 1672, 1991, 2144, 2546, 2896, 2948, 3344, 3439, 3982, 5092, 5792, 5896, 6688, 6878, 7964, 10184, 11792, 12127, 13756, 14003, 15928, 20368, 23584, 24254, 27512, 28006, 31856, 37829, 40736, 48508, 55024, 56012, 63712, 75658, 97016, 110048, 112024, 133397, 151316, 194032, 224048, 230413, 266794, 302632, 388064, 448096, 460826, 533588, 605264, 921652, 1067176, 1210528, 1843304, 2134352, 2534543, 3686608, 4268704, 5069086, 7373216, 10138172, 20276344, 40552688, 81105376]

約数ペア:

[(1, 81105376), (2, 40552688), (4, 20276344), (8, 10138172), (11, 7373216), (16, 5069086), (19, 4268704), (22, 3686608), (32, 2534543), (38, 2134352), (44, 1843304), (67, 1210528), (76, 1067176), (88, 921652), (134, 605264), (152, 533588), (176, 460826), (181, 448096), (209, 388064), (268, 302632), (304, 266794), (352, 230413), (362, 224048), (418, 194032), (536, 151316), (608, 133397), (724, 112024), (737, 110048), (836, 97016), (1072, 75658), (1273, 63712), (1448, 56012), (1474, 55024), (1672, 48508), (1991, 40736), (2144, 37829), (2546, 31856), (2896, 28006), (2948, 27512), (3344, 24254), (3439, 23584), (3982, 20368), (5092, 15928), (5792, 14003), (5896, 13756), (6688, 12127), (6878, 11792), (7964, 10184)]