128798230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{11593}}^1$

素因数の和:11712

約数の個数: 32

約数和(自身を含む): 255439008

約数和(自身を除く): 126640778

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 5555, 11110, 11593, 23186, 57965, 115930, 127523, 255046, 637615, 1170893, 1275230, 2341786, 5854465, 11708930, 12879823, 25759646, 64399115, 128798230]

約数ペア:

[(1, 128798230), (2, 64399115), (5, 25759646), (10, 12879823), (11, 11708930), (22, 5854465), (55, 2341786), (101, 1275230), (110, 1170893), (202, 637615), (505, 255046), (1010, 127523), (1111, 115930), (2222, 57965), (5555, 23186), (11110, 11593)]