244647650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4229}}^1$

素因数の和:4343

約数の個数: 48

約数和(自身を含む): 495671400

約数和(自身を除く): 251023750

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 130, 178, 325, 445, 650, 890, 1157, 2225, 2314, 4229, 4450, 5785, 8458, 11570, 21145, 28925, 42290, 54977, 57850, 105725, 109954, 211450, 274885, 376381, 549770, 752762, 1374425, 1881905, 2748850, 3763810, 4892953, 9409525, 9785906, 18819050, 24464765, 48929530, 122323825, 244647650]

約数ペア:

[(1, 244647650), (2, 122323825), (5, 48929530), (10, 24464765), (13, 18819050), (25, 9785906), (26, 9409525), (50, 4892953), (65, 3763810), (89, 2748850), (130, 1881905), (178, 1374425), (325, 752762), (445, 549770), (650, 376381), (890, 274885), (1157, 211450), (2225, 109954), (2314, 105725), (4229, 57850), (4450, 54977), (5785, 42290), (8458, 28925), (11570, 21145)]