72575516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 158760000

約数和(自身を除く): 86184484

約数列:

[1, 2, 4, 13, 17, 19, 26, 29, 34, 38, 52, 58, 68, 76, 116, 149, 221, 247, 298, 323, 377, 442, 493, 494, 551, 596, 646, 754, 884, 986, 988, 1102, 1292, 1508, 1937, 1972, 2204, 2533, 2831, 3874, 4199, 4321, 5066, 5662, 6409, 7163, 7748, 8398, 8642, 9367, 10132, 11324, 12818, 14326, 16796, 17284, 18734, 25636, 28652, 32929, 36803, 37468, 48127, 56173, 65858, 73457, 73606, 82099, 96254, 112346, 121771, 131716, 146914, 147212, 164198, 192508, 224692, 243542, 293828, 328396, 487084, 625651, 954941, 1067287, 1251302, 1395683, 1909882, 2134574, 2502604, 2791366, 3819764, 4269148, 5582732, 18143879, 36287758, 72575516]

約数ペア:

[(1, 72575516), (2, 36287758), (4, 18143879), (13, 5582732), (17, 4269148), (19, 3819764), (26, 2791366), (29, 2502604), (34, 2134574), (38, 1909882), (52, 1395683), (58, 1251302), (68, 1067287), (76, 954941), (116, 625651), (149, 487084), (221, 328396), (247, 293828), (298, 243542), (323, 224692), (377, 192508), (442, 164198), (493, 147212), (494, 146914), (551, 131716), (596, 121771), (646, 112346), (754, 96254), (884, 82099), (986, 73606), (988, 73457), (1102, 65858), (1292, 56173), (1508, 48127), (1937, 37468), (1972, 36803), (2204, 32929), (2533, 28652), (2831, 25636), (3874, 18734), (4199, 17284), (4321, 16796), (5066, 14326), (5662, 12818), (6409, 11324), (7163, 10132), (7748, 9367), (8398, 8642)]