129446670260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1787}}^1\times {\mathrm{88339}}^1$

素因数の和:90176

約数の個数: 48

約数和(自身を含む): 278627186880

約数和(自身を除く): 149180516620

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1787, 3574, 7148, 8935, 17870, 35740, 73267, 88339, 146534, 176678, 293068, 353356, 366335, 441695, 732670, 883390, 1465340, 1766780, 3621899, 7243798, 14487596, 18109495, 36218990, 72437980, 157861793, 315723586, 631447172, 789308965, 1578617930, 3157235860, 6472333513, 12944667026, 25889334052, 32361667565, 64723335130, 129446670260]

約数ペア:

[(1, 129446670260), (2, 64723335130), (4, 32361667565), (5, 25889334052), (10, 12944667026), (20, 6472333513), (41, 3157235860), (82, 1578617930), (164, 789308965), (205, 631447172), (410, 315723586), (820, 157861793), (1787, 72437980), (3574, 36218990), (7148, 18109495), (8935, 14487596), (17870, 7243798), (35740, 3621899), (73267, 1766780), (88339, 1465340), (146534, 883390), (176678, 732670), (293068, 441695), (353356, 366335)]