31000800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{12917}}^1$

素因数の和:12940

約数の個数: 72

約数和(自身を含む): 100915416

約数和(自身を除く): 69914616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 12917, 25834, 38751, 51668, 64585, 77502, 103336, 129170, 155004, 193755, 206672, 258340, 310008, 322925, 387510, 413344, 516680, 620016, 645850, 775020, 968775, 1033360, 1240032, 1291700, 1550040, 1937550, 2066720, 2583400, 3100080, 3875100, 5166800, 6200160, 7750200, 10333600, 15500400, 31000800]

約数ペア:

[(1, 31000800), (2, 15500400), (3, 10333600), (4, 7750200), (5, 6200160), (6, 5166800), (8, 3875100), (10, 3100080), (12, 2583400), (15, 2066720), (16, 1937550), (20, 1550040), (24, 1291700), (25, 1240032), (30, 1033360), (32, 968775), (40, 775020), (48, 645850), (50, 620016), (60, 516680), (75, 413344), (80, 387510), (96, 322925), (100, 310008), (120, 258340), (150, 206672), (160, 193755), (200, 155004), (240, 129170), (300, 103336), (400, 77502), (480, 64585), (600, 51668), (800, 38751), (1200, 25834), (2400, 12917)]