53137500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 168426720

約数和(自身を除く): 115289220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 109, 125, 130, 150, 156, 195, 218, 250, 260, 300, 325, 327, 375, 390, 436, 500, 545, 625, 650, 654, 750, 780, 975, 1090, 1250, 1300, 1308, 1417, 1500, 1625, 1635, 1875, 1950, 2180, 2500, 2725, 2834, 3125, 3250, 3270, 3750, 3900, 4251, 4875, 5450, 5668, 6250, 6500, 6540, 7085, 7500, 8125, 8175, 8502, 9375, 9750, 10900, 12500, 13625, 14170, 16250, 16350, 17004, 18750, 19500, 21255, 24375, 27250, 28340, 32500, 32700, 35425, 37500, 40625, 40875, 42510, 48750, 54500, 68125, 70850, 81250, 81750, 85020, 97500, 106275, 121875, 136250, 141700, 162500, 163500, 177125, 204375, 212550, 243750, 272500, 340625, 354250, 408750, 425100, 487500, 531375, 681250, 708500, 817500, 885625, 1021875, 1062750, 1362500, 1771250, 2043750, 2125500, 2656875, 3542500, 4087500, 4428125, 5313750, 8856250, 10627500, 13284375, 17712500, 26568750, 53137500]

約数ペア:

[(1, 53137500), (2, 26568750), (3, 17712500), (4, 13284375), (5, 10627500), (6, 8856250), (10, 5313750), (12, 4428125), (13, 4087500), (15, 3542500), (20, 2656875), (25, 2125500), (26, 2043750), (30, 1771250), (39, 1362500), (50, 1062750), (52, 1021875), (60, 885625), (65, 817500), (75, 708500), (78, 681250), (100, 531375), (109, 487500), (125, 425100), (130, 408750), (150, 354250), (156, 340625), (195, 272500), (218, 243750), (250, 212550), (260, 204375), (300, 177125), (325, 163500), (327, 162500), (375, 141700), (390, 136250), (436, 121875), (500, 106275), (545, 97500), (625, 85020), (650, 81750), (654, 81250), (750, 70850), (780, 68125), (975, 54500), (1090, 48750), (1250, 42510), (1300, 40875), (1308, 40625), (1417, 37500), (1500, 35425), (1625, 32700), (1635, 32500), (1875, 28340), (1950, 27250), (2180, 24375), (2500, 21255), (2725, 19500), (2834, 18750), (3125, 17004), (3250, 16350), (3270, 16250), (3750, 14170), (3900, 13625), (4251, 12500), (4875, 10900), (5450, 9750), (5668, 9375), (6250, 8502), (6500, 8175), (6540, 8125), (7085, 7500)]