551259920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{5413}}^1$

素因数の和:5512

約数の個数: 80

約数和(自身を含む): 1369525440

約数和(自身を除く): 818265520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 134, 152, 190, 268, 304, 335, 380, 536, 670, 760, 1072, 1273, 1340, 1520, 2546, 2680, 5092, 5360, 5413, 6365, 10184, 10826, 12730, 20368, 21652, 25460, 27065, 43304, 50920, 54130, 86608, 101840, 102847, 108260, 205694, 216520, 362671, 411388, 433040, 514235, 725342, 822776, 1028470, 1450684, 1645552, 1813355, 2056940, 2901368, 3626710, 4113880, 5802736, 6890749, 7253420, 8227760, 13781498, 14506840, 27562996, 29013680, 34453745, 55125992, 68907490, 110251984, 137814980, 275629960, 551259920]

約数ペア:

[(1, 551259920), (2, 275629960), (4, 137814980), (5, 110251984), (8, 68907490), (10, 55125992), (16, 34453745), (19, 29013680), (20, 27562996), (38, 14506840), (40, 13781498), (67, 8227760), (76, 7253420), (80, 6890749), (95, 5802736), (134, 4113880), (152, 3626710), (190, 2901368), (268, 2056940), (304, 1813355), (335, 1645552), (380, 1450684), (536, 1028470), (670, 822776), (760, 725342), (1072, 514235), (1273, 433040), (1340, 411388), (1520, 362671), (2546, 216520), (2680, 205694), (5092, 108260), (5360, 102847), (5413, 101840), (6365, 86608), (10184, 54130), (10826, 50920), (12730, 43304), (20368, 27065), (21652, 25460)]