371772575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 517306176

約数和(自身を除く): 145533601

約数列:

[1, 5, 17, 23, 25, 73, 85, 115, 365, 391, 425, 521, 575, 1241, 1679, 1825, 1955, 2605, 6205, 8395, 8857, 9775, 11983, 13025, 28543, 31025, 38033, 41975, 44285, 59915, 142715, 190165, 203711, 221425, 299575, 646561, 713575, 874759, 950825, 1018555, 3232805, 4373795, 5092775, 14870903, 16164025, 21868975, 74354515, 371772575]

約数ペア:

[(1, 371772575), (5, 74354515), (17, 21868975), (23, 16164025), (25, 14870903), (73, 5092775), (85, 4373795), (115, 3232805), (365, 1018555), (391, 950825), (425, 874759), (521, 713575), (575, 646561), (1241, 299575), (1679, 221425), (1825, 203711), (1955, 190165), (2605, 142715), (6205, 59915), (8395, 44285), (8857, 41975), (9775, 38033), (11983, 31025), (13025, 28543)]