90312145

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 151289856

約数和(自身を除く): 60977711

約数列:

[1, 5, 7, 11, 23, 31, 35, 47, 49, 55, 77, 115, 155, 161, 217, 235, 245, 253, 329, 341, 385, 517, 539, 713, 805, 1081, 1085, 1127, 1265, 1457, 1519, 1645, 1705, 1771, 2303, 2387, 2585, 2695, 3565, 3619, 4991, 5405, 5635, 7285, 7567, 7595, 7843, 8855, 10199, 11515, 11891, 11935, 12397, 16027, 16709, 18095, 24955, 25333, 33511, 34937, 37835, 39215, 50995, 52969, 54901, 59455, 61985, 71393, 80135, 83237, 83545, 112189, 126665, 167555, 174685, 234577, 264845, 274505, 356965, 368621, 384307, 416185, 560945, 582659, 785323, 1172885, 1642039, 1843105, 1921535, 2580347, 2913295, 3926615, 8210195, 12901735, 18062429, 90312145]

約数ペア:

[(1, 90312145), (5, 18062429), (7, 12901735), (11, 8210195), (23, 3926615), (31, 2913295), (35, 2580347), (47, 1921535), (49, 1843105), (55, 1642039), (77, 1172885), (115, 785323), (155, 582659), (161, 560945), (217, 416185), (235, 384307), (245, 368621), (253, 356965), (329, 274505), (341, 264845), (385, 234577), (517, 174685), (539, 167555), (713, 126665), (805, 112189), (1081, 83545), (1085, 83237), (1127, 80135), (1265, 71393), (1457, 61985), (1519, 59455), (1645, 54901), (1705, 52969), (1771, 50995), (2303, 39215), (2387, 37835), (2585, 34937), (2695, 33511), (3565, 25333), (3619, 24955), (4991, 18095), (5405, 16709), (5635, 16027), (7285, 12397), (7567, 11935), (7595, 11891), (7843, 11515), (8855, 10199)]