128537830

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 234511200

約数和(自身を除く): 105973370

約数列:

[1, 2, 5, 10, 149, 281, 298, 307, 562, 614, 745, 1405, 1490, 1535, 2810, 3070, 41869, 45743, 83738, 86267, 91486, 172534, 209345, 228715, 418690, 431335, 457430, 862670, 12853783, 25707566, 64268915, 128537830]

約数ペア:

[(1, 128537830), (2, 64268915), (5, 25707566), (10, 12853783), (149, 862670), (281, 457430), (298, 431335), (307, 418690), (562, 228715), (614, 209345), (745, 172534), (1405, 91486), (1490, 86267), (1535, 83738), (2810, 45743), (3070, 41869)]