12272650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 24998400

約数和(自身を除く): 12725750

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 130, 158, 239, 325, 395, 478, 650, 790, 1027, 1195, 1975, 2054, 2390, 3107, 3950, 5135, 5975, 6214, 10270, 11950, 15535, 18881, 25675, 31070, 37762, 51350, 77675, 94405, 155350, 188810, 245453, 472025, 490906, 944050, 1227265, 2454530, 6136325, 12272650]

約数ペア:

[(1, 12272650), (2, 6136325), (5, 2454530), (10, 1227265), (13, 944050), (25, 490906), (26, 472025), (50, 245453), (65, 188810), (79, 155350), (130, 94405), (158, 77675), (239, 51350), (325, 37762), (395, 31070), (478, 25675), (650, 18881), (790, 15535), (1027, 11950), (1195, 10270), (1975, 6214), (2054, 5975), (2390, 5135), (3107, 3950)]