395991520

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2753}}^1$

素因数の和:2828

約数の個数: 96

約数和(自身を含む): 999371520

約数和(自身を除く): 603380000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 80, 116, 124, 145, 155, 160, 232, 248, 290, 310, 464, 496, 580, 620, 899, 928, 992, 1160, 1240, 1798, 2320, 2480, 2753, 3596, 4495, 4640, 4960, 5506, 7192, 8990, 11012, 13765, 14384, 17980, 22024, 27530, 28768, 35960, 44048, 55060, 71920, 79837, 85343, 88096, 110120, 143840, 159674, 170686, 220240, 319348, 341372, 399185, 426715, 440480, 638696, 682744, 798370, 853430, 1277392, 1365488, 1596740, 1706860, 2474947, 2554784, 2730976, 3193480, 3413720, 4949894, 6386960, 6827440, 9899788, 12374735, 12773920, 13654880, 19799576, 24749470, 39599152, 49498940, 79198304, 98997880, 197995760, 395991520]

約数ペア:

[(1, 395991520), (2, 197995760), (4, 98997880), (5, 79198304), (8, 49498940), (10, 39599152), (16, 24749470), (20, 19799576), (29, 13654880), (31, 12773920), (32, 12374735), (40, 9899788), (58, 6827440), (62, 6386960), (80, 4949894), (116, 3413720), (124, 3193480), (145, 2730976), (155, 2554784), (160, 2474947), (232, 1706860), (248, 1596740), (290, 1365488), (310, 1277392), (464, 853430), (496, 798370), (580, 682744), (620, 638696), (899, 440480), (928, 426715), (992, 399185), (1160, 341372), (1240, 319348), (1798, 220240), (2320, 170686), (2480, 159674), (2753, 143840), (3596, 110120), (4495, 88096), (4640, 85343), (4960, 79837), (5506, 71920), (7192, 55060), (8990, 44048), (11012, 35960), (13765, 28768), (14384, 27530), (17980, 22024)]