40992500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:906

約数の個数: 60

約数和(自身を含む): 94469760

約数和(自身を除く): 53477260

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 625, 863, 950, 1250, 1726, 1900, 2375, 2500, 3452, 4315, 4750, 8630, 9500, 11875, 16397, 17260, 21575, 23750, 32794, 43150, 47500, 65588, 81985, 86300, 107875, 163970, 215750, 327940, 409925, 431500, 539375, 819850, 1078750, 1639700, 2049625, 2157500, 4099250, 8198500, 10248125, 20496250, 40992500]

約数ペア:

[(1, 40992500), (2, 20496250), (4, 10248125), (5, 8198500), (10, 4099250), (19, 2157500), (20, 2049625), (25, 1639700), (38, 1078750), (50, 819850), (76, 539375), (95, 431500), (100, 409925), (125, 327940), (190, 215750), (250, 163970), (380, 107875), (475, 86300), (500, 81985), (625, 65588), (863, 47500), (950, 43150), (1250, 32794), (1726, 23750), (1900, 21575), (2375, 17260), (2500, 16397), (3452, 11875), (4315, 9500), (4750, 8630)]