90361984

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 186684480

約数和(自身を除く): 96322496

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 71, 122, 128, 142, 163, 244, 284, 326, 488, 568, 652, 976, 1136, 1304, 1952, 2272, 2608, 3904, 4331, 4544, 5216, 7808, 8662, 9088, 9943, 10432, 11573, 17324, 19886, 20864, 23146, 34648, 39772, 46292, 69296, 79544, 92584, 138592, 159088, 185168, 277184, 318176, 370336, 554368, 636352, 705953, 740672, 1272704, 1411906, 1481344, 2823812, 5647624, 11295248, 22590496, 45180992, 90361984]

約数ペア:

[(1, 90361984), (2, 45180992), (4, 22590496), (8, 11295248), (16, 5647624), (32, 2823812), (61, 1481344), (64, 1411906), (71, 1272704), (122, 740672), (128, 705953), (142, 636352), (163, 554368), (244, 370336), (284, 318176), (326, 277184), (488, 185168), (568, 159088), (652, 138592), (976, 92584), (1136, 79544), (1304, 69296), (1952, 46292), (2272, 39772), (2608, 34648), (3904, 23146), (4331, 20864), (4544, 19886), (5216, 17324), (7808, 11573), (8662, 10432), (9088, 9943)]