2149271750300

素因数分解:

$2^2\times 5^2\times {\mathrm{61981}}^1\times {\mathrm{346763}}^1$

素因数の和:408758

約数の個数: 36

約数和(自身を含む): 4664008395816

約数和(自身を除く): 2514736645516

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 61981, 123962, 247924, 309905, 346763, 619810, 693526, 1239620, 1387052, 1549525, 1733815, 3099050, 3467630, 6198100, 6935260, 8669075, 17338150, 34676300, 21492717503, 42985435006, 85970870012, 107463587515, 214927175030, 429854350060, 537317937575, 1074635875150, 2149271750300]

約数ペア:

[(1, 2149271750300), (2, 1074635875150), (4, 537317937575), (5, 429854350060), (10, 214927175030), (20, 107463587515), (25, 85970870012), (50, 42985435006), (100, 21492717503), (61981, 34676300), (123962, 17338150), (247924, 8669075), (309905, 6935260), (346763, 6198100), (619810, 3467630), (693526, 3099050), (1239620, 1733815), (1387052, 1549525)]