129129740

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{727}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 277385472

約数和(自身を除く): 148255732

約数列:

[1, 2, 4, 5, 10, 20, 83, 107, 166, 214, 332, 415, 428, 535, 727, 830, 1070, 1454, 1660, 2140, 2908, 3635, 7270, 8881, 14540, 17762, 35524, 44405, 60341, 77789, 88810, 120682, 155578, 177620, 241364, 301705, 311156, 388945, 603410, 777890, 1206820, 1555780, 6456487, 12912974, 25825948, 32282435, 64564870, 129129740]

約数ペア:

[(1, 129129740), (2, 64564870), (4, 32282435), (5, 25825948), (10, 12912974), (20, 6456487), (83, 1555780), (107, 1206820), (166, 777890), (214, 603410), (332, 388945), (415, 311156), (428, 301705), (535, 241364), (727, 177620), (830, 155578), (1070, 120682), (1454, 88810), (1660, 77789), (2140, 60341), (2908, 44405), (3635, 35524), (7270, 17762), (8881, 14540)]