138287500

素因数分解:

$2^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:102

約数の個数: 144

約数和(自身を含む): 349102656

約数和(自身を除く): 210815156

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 37, 46, 50, 52, 65, 74, 92, 100, 115, 125, 130, 148, 185, 230, 250, 260, 299, 325, 370, 460, 481, 500, 575, 598, 625, 650, 740, 851, 925, 962, 1150, 1196, 1250, 1300, 1495, 1625, 1702, 1850, 1924, 2300, 2405, 2500, 2875, 2990, 3125, 3250, 3404, 3700, 4255, 4625, 4810, 5750, 5980, 6250, 6500, 7475, 8125, 8510, 9250, 9620, 11063, 11500, 12025, 12500, 14375, 14950, 16250, 17020, 18500, 21275, 22126, 23125, 24050, 28750, 29900, 32500, 37375, 40625, 42550, 44252, 46250, 48100, 55315, 57500, 60125, 71875, 74750, 81250, 85100, 92500, 106375, 110630, 115625, 120250, 143750, 149500, 162500, 186875, 212750, 221260, 231250, 240500, 276575, 287500, 300625, 373750, 425500, 462500, 531875, 553150, 601250, 747500, 934375, 1063750, 1106300, 1202500, 1382875, 1503125, 1868750, 2127500, 2659375, 2765750, 3006250, 3737500, 5318750, 5531500, 6012500, 6914375, 10637500, 13828750, 27657500, 34571875, 69143750, 138287500]

約数ペア:

[(1, 138287500), (2, 69143750), (4, 34571875), (5, 27657500), (10, 13828750), (13, 10637500), (20, 6914375), (23, 6012500), (25, 5531500), (26, 5318750), (37, 3737500), (46, 3006250), (50, 2765750), (52, 2659375), (65, 2127500), (74, 1868750), (92, 1503125), (100, 1382875), (115, 1202500), (125, 1106300), (130, 1063750), (148, 934375), (185, 747500), (230, 601250), (250, 553150), (260, 531875), (299, 462500), (325, 425500), (370, 373750), (460, 300625), (481, 287500), (500, 276575), (575, 240500), (598, 231250), (625, 221260), (650, 212750), (740, 186875), (851, 162500), (925, 149500), (962, 143750), (1150, 120250), (1196, 115625), (1250, 110630), (1300, 106375), (1495, 92500), (1625, 85100), (1702, 81250), (1850, 74750), (1924, 71875), (2300, 60125), (2405, 57500), (2500, 55315), (2875, 48100), (2990, 46250), (3125, 44252), (3250, 42550), (3404, 40625), (3700, 37375), (4255, 32500), (4625, 29900), (4810, 28750), (5750, 24050), (5980, 23125), (6250, 22126), (6500, 21275), (7475, 18500), (8125, 17020), (8510, 16250), (9250, 14950), (9620, 14375), (11063, 12500), (11500, 12025)]