51018750

素因数分解:

$2^1\times 3^2\times 5^5\times {\mathrm{907}}^1$

素因数の和:940

約数の個数: 72

約数和(自身を含む): 138319272

約数和(自身を除く): 87300522

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 625, 750, 907, 1125, 1250, 1814, 1875, 2250, 2721, 3125, 3750, 4535, 5442, 5625, 6250, 8163, 9070, 9375, 11250, 13605, 16326, 18750, 22675, 27210, 28125, 40815, 45350, 56250, 68025, 81630, 113375, 136050, 204075, 226750, 340125, 408150, 566875, 680250, 1020375, 1133750, 1700625, 2040750, 2834375, 3401250, 5101875, 5668750, 8503125, 10203750, 17006250, 25509375, 51018750]

約数ペア:

[(1, 51018750), (2, 25509375), (3, 17006250), (5, 10203750), (6, 8503125), (9, 5668750), (10, 5101875), (15, 3401250), (18, 2834375), (25, 2040750), (30, 1700625), (45, 1133750), (50, 1020375), (75, 680250), (90, 566875), (125, 408150), (150, 340125), (225, 226750), (250, 204075), (375, 136050), (450, 113375), (625, 81630), (750, 68025), (907, 56250), (1125, 45350), (1250, 40815), (1814, 28125), (1875, 27210), (2250, 22675), (2721, 18750), (3125, 16326), (3750, 13605), (4535, 11250), (5442, 9375), (5625, 9070), (6250, 8163)]