20195085315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1\times {\mathrm{3457}}^1$

素因数の和:4252

約数の個数: 64

約数和(自身を含む): 35374510080

約数和(自身を除く): 15179424765

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 739, 1581, 2217, 2635, 3457, 3695, 7905, 10371, 11085, 12563, 17285, 22909, 37689, 51855, 58769, 62815, 68727, 107167, 114545, 176307, 188445, 293845, 321501, 343635, 389453, 535835, 881535, 1168359, 1607505, 1821839, 1947265, 2554723, 5465517, 5841795, 7664169, 9109195, 12773615, 27327585, 38320845, 43430291, 79196413, 130290873, 217151455, 237589239, 395982065, 651454365, 1187946195, 1346339021, 4039017063, 6731695105, 20195085315]

約数ペア:

[(1, 20195085315), (3, 6731695105), (5, 4039017063), (15, 1346339021), (17, 1187946195), (31, 651454365), (51, 395982065), (85, 237589239), (93, 217151455), (155, 130290873), (255, 79196413), (465, 43430291), (527, 38320845), (739, 27327585), (1581, 12773615), (2217, 9109195), (2635, 7664169), (3457, 5841795), (3695, 5465517), (7905, 2554723), (10371, 1947265), (11085, 1821839), (12563, 1607505), (17285, 1168359), (22909, 881535), (37689, 535835), (51855, 389453), (58769, 343635), (62815, 321501), (68727, 293845), (107167, 188445), (114545, 176307)]