393905200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^2\times {\mathrm{5827}}^1$

素因数の和:5871

約数の個数: 90

約数和(自身を含む): 1024929564

約数和(自身を除く): 631024364

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 169, 200, 208, 260, 325, 338, 400, 520, 650, 676, 845, 1040, 1300, 1352, 1690, 2600, 2704, 3380, 4225, 5200, 5827, 6760, 8450, 11654, 13520, 16900, 23308, 29135, 33800, 46616, 58270, 67600, 75751, 93232, 116540, 145675, 151502, 233080, 291350, 303004, 378755, 466160, 582700, 606008, 757510, 984763, 1165400, 1212016, 1515020, 1893775, 1969526, 2330800, 3030040, 3787550, 3939052, 4923815, 6060080, 7575100, 7878104, 9847630, 15150200, 15756208, 19695260, 24619075, 30300400, 39390520, 49238150, 78781040, 98476300, 196952600, 393905200]

約数ペア:

[(1, 393905200), (2, 196952600), (4, 98476300), (5, 78781040), (8, 49238150), (10, 39390520), (13, 30300400), (16, 24619075), (20, 19695260), (25, 15756208), (26, 15150200), (40, 9847630), (50, 7878104), (52, 7575100), (65, 6060080), (80, 4923815), (100, 3939052), (104, 3787550), (130, 3030040), (169, 2330800), (200, 1969526), (208, 1893775), (260, 1515020), (325, 1212016), (338, 1165400), (400, 984763), (520, 757510), (650, 606008), (676, 582700), (845, 466160), (1040, 378755), (1300, 303004), (1352, 291350), (1690, 233080), (2600, 151502), (2704, 145675), (3380, 116540), (4225, 93232), (5200, 75751), (5827, 67600), (6760, 58270), (8450, 46616), (11654, 33800), (13520, 29135), (16900, 23308)]