128948510

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{1543}}^1$

素因数の和:1748

約数の個数: 32

約数和(自身を含む): 237788352

約数和(自身を除く): 108839842

約数列:

[1, 2, 5, 10, 61, 122, 137, 274, 305, 610, 685, 1370, 1543, 3086, 7715, 8357, 15430, 16714, 41785, 83570, 94123, 188246, 211391, 422782, 470615, 941230, 1056955, 2113910, 12894851, 25789702, 64474255, 128948510]

約数ペア:

[(1, 128948510), (2, 64474255), (5, 25789702), (10, 12894851), (61, 2113910), (122, 1056955), (137, 941230), (274, 470615), (305, 422782), (610, 211391), (685, 188246), (1370, 94123), (1543, 83570), (3086, 41785), (7715, 16714), (8357, 15430)]