1811996500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{116903}}^1$

素因数の和:116953

約数の個数: 48

約数和(自身を含む): 4085093376

約数和(自身を除く): 2273096876

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 500, 620, 775, 1550, 3100, 3875, 7750, 15500, 116903, 233806, 467612, 584515, 1169030, 2338060, 2922575, 3623993, 5845150, 7247986, 11690300, 14495972, 14612875, 18119965, 29225750, 36239930, 58451500, 72479860, 90599825, 181199650, 362399300, 452999125, 905998250, 1811996500]

約数ペア:

[(1, 1811996500), (2, 905998250), (4, 452999125), (5, 362399300), (10, 181199650), (20, 90599825), (25, 72479860), (31, 58451500), (50, 36239930), (62, 29225750), (100, 18119965), (124, 14612875), (125, 14495972), (155, 11690300), (250, 7247986), (310, 5845150), (500, 3623993), (620, 2922575), (775, 2338060), (1550, 1169030), (3100, 584515), (3875, 467612), (7750, 233806), (15500, 116903)]