87654880

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3361}}^1$

素因数の和:3539

約数の個数: 48

約数和(自身を含む): 208417104

約数和(自身を除く): 120762224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 3361, 5216, 6520, 6722, 13040, 13444, 16805, 26080, 26888, 33610, 53776, 67220, 107552, 134440, 268880, 537760, 547843, 1095686, 2191372, 2739215, 4382744, 5478430, 8765488, 10956860, 17530976, 21913720, 43827440, 87654880]

約数ペア:

[(1, 87654880), (2, 43827440), (4, 21913720), (5, 17530976), (8, 10956860), (10, 8765488), (16, 5478430), (20, 4382744), (32, 2739215), (40, 2191372), (80, 1095686), (160, 547843), (163, 537760), (326, 268880), (652, 134440), (815, 107552), (1304, 67220), (1630, 53776), (2608, 33610), (3260, 26888), (3361, 26080), (5216, 16805), (6520, 13444), (6722, 13040)]