40720500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{9049}}^1$

素因数の和:9074

約数の個数: 72

約数和(自身を含む): 128473800

約数和(自身を除く): 87753300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 9049, 18098, 27147, 36196, 45245, 54294, 81441, 90490, 108588, 135735, 162882, 180980, 226225, 271470, 325764, 407205, 452450, 542940, 678675, 814410, 904900, 1131125, 1357350, 1628820, 2036025, 2262250, 2714700, 3393375, 4072050, 4524500, 6786750, 8144100, 10180125, 13573500, 20360250, 40720500]

約数ペア:

[(1, 40720500), (2, 20360250), (3, 13573500), (4, 10180125), (5, 8144100), (6, 6786750), (9, 4524500), (10, 4072050), (12, 3393375), (15, 2714700), (18, 2262250), (20, 2036025), (25, 1628820), (30, 1357350), (36, 1131125), (45, 904900), (50, 814410), (60, 678675), (75, 542940), (90, 452450), (100, 407205), (125, 325764), (150, 271470), (180, 226225), (225, 180980), (250, 162882), (300, 135735), (375, 108588), (450, 90490), (500, 81441), (750, 54294), (900, 45245), (1125, 36196), (1500, 27147), (2250, 18098), (4500, 9049)]