90575408

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1987}}^1$

素因数の和:2050

約数の個数: 80

約数和(自身を含む): 224818944

約数和(自身を除く): 134243536

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 37, 44, 56, 74, 77, 88, 112, 148, 154, 176, 259, 296, 308, 407, 518, 592, 616, 814, 1036, 1232, 1628, 1987, 2072, 2849, 3256, 3974, 4144, 5698, 6512, 7948, 11396, 13909, 15896, 21857, 22792, 27818, 31792, 43714, 45584, 55636, 73519, 87428, 111272, 147038, 152999, 174856, 222544, 294076, 305998, 349712, 514633, 588152, 611996, 808709, 1029266, 1176304, 1223992, 1617418, 2058532, 2447984, 3234836, 4117064, 5660963, 6469672, 8234128, 11321926, 12939344, 22643852, 45287704, 90575408]

約数ペア:

[(1, 90575408), (2, 45287704), (4, 22643852), (7, 12939344), (8, 11321926), (11, 8234128), (14, 6469672), (16, 5660963), (22, 4117064), (28, 3234836), (37, 2447984), (44, 2058532), (56, 1617418), (74, 1223992), (77, 1176304), (88, 1029266), (112, 808709), (148, 611996), (154, 588152), (176, 514633), (259, 349712), (296, 305998), (308, 294076), (407, 222544), (518, 174856), (592, 152999), (616, 147038), (814, 111272), (1036, 87428), (1232, 73519), (1628, 55636), (1987, 45584), (2072, 43714), (2849, 31792), (3256, 27818), (3974, 22792), (4144, 21857), (5698, 15896), (6512, 13909), (7948, 11396)]