45820000

素因数分解:

$2^5\times 5^4\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 120

約数和(自身を含む): 118087200

約数和(自身を除く): 72267200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 79, 80, 100, 116, 125, 145, 158, 160, 200, 232, 250, 290, 316, 395, 400, 464, 500, 580, 625, 632, 725, 790, 800, 928, 1000, 1160, 1250, 1264, 1450, 1580, 1975, 2000, 2291, 2320, 2500, 2528, 2900, 3160, 3625, 3950, 4000, 4582, 4640, 5000, 5800, 6320, 7250, 7900, 9164, 9875, 10000, 11455, 11600, 12640, 14500, 15800, 18125, 18328, 19750, 20000, 22910, 23200, 29000, 31600, 36250, 36656, 39500, 45820, 49375, 57275, 58000, 63200, 72500, 73312, 79000, 91640, 98750, 114550, 116000, 145000, 158000, 183280, 197500, 229100, 286375, 290000, 316000, 366560, 395000, 458200, 572750, 580000, 790000, 916400, 1145500, 1431875, 1580000, 1832800, 2291000, 2863750, 4582000, 5727500, 9164000, 11455000, 22910000, 45820000]

約数ペア:

[(1, 45820000), (2, 22910000), (4, 11455000), (5, 9164000), (8, 5727500), (10, 4582000), (16, 2863750), (20, 2291000), (25, 1832800), (29, 1580000), (32, 1431875), (40, 1145500), (50, 916400), (58, 790000), (79, 580000), (80, 572750), (100, 458200), (116, 395000), (125, 366560), (145, 316000), (158, 290000), (160, 286375), (200, 229100), (232, 197500), (250, 183280), (290, 158000), (316, 145000), (395, 116000), (400, 114550), (464, 98750), (500, 91640), (580, 79000), (625, 73312), (632, 72500), (725, 63200), (790, 58000), (800, 57275), (928, 49375), (1000, 45820), (1160, 39500), (1250, 36656), (1264, 36250), (1450, 31600), (1580, 29000), (1975, 23200), (2000, 22910), (2291, 20000), (2320, 19750), (2500, 18328), (2528, 18125), (2900, 15800), (3160, 14500), (3625, 12640), (3950, 11600), (4000, 11455), (4582, 10000), (4640, 9875), (5000, 9164), (5800, 7900), (6320, 7250)]