214575140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{20129}}^1$

素因数の和:20192

約数の個数: 48

約数和(自身を含む): 497130480

約数和(自身を除く): 282555340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 20129, 40258, 80516, 100645, 201290, 261677, 402580, 523354, 825289, 1046708, 1308385, 1650578, 2616770, 3301156, 4126445, 5233540, 8252890, 10728757, 16505780, 21457514, 42915028, 53643785, 107287570, 214575140]

約数ペア:

[(1, 214575140), (2, 107287570), (4, 53643785), (5, 42915028), (10, 21457514), (13, 16505780), (20, 10728757), (26, 8252890), (41, 5233540), (52, 4126445), (65, 3301156), (82, 2616770), (130, 1650578), (164, 1308385), (205, 1046708), (260, 825289), (410, 523354), (533, 402580), (820, 261677), (1066, 201290), (2132, 100645), (2665, 80516), (5330, 40258), (10660, 20129)]