2081250

素因数分解:

$2^1\times 3^2\times 5^5\times {\mathrm{37}}^1$

素因数の和:70

約数の個数: 72

約数和(自身を含む): 5788692

約数和(自身を除く): 3707442

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 37, 45, 50, 74, 75, 90, 111, 125, 150, 185, 222, 225, 250, 333, 370, 375, 450, 555, 625, 666, 750, 925, 1110, 1125, 1250, 1665, 1850, 1875, 2250, 2775, 3125, 3330, 3750, 4625, 5550, 5625, 6250, 8325, 9250, 9375, 11250, 13875, 16650, 18750, 23125, 27750, 28125, 41625, 46250, 56250, 69375, 83250, 115625, 138750, 208125, 231250, 346875, 416250, 693750, 1040625, 2081250]

約数ペア:

[(1, 2081250), (2, 1040625), (3, 693750), (5, 416250), (6, 346875), (9, 231250), (10, 208125), (15, 138750), (18, 115625), (25, 83250), (30, 69375), (37, 56250), (45, 46250), (50, 41625), (74, 28125), (75, 27750), (90, 23125), (111, 18750), (125, 16650), (150, 13875), (185, 11250), (222, 9375), (225, 9250), (250, 8325), (333, 6250), (370, 5625), (375, 5550), (450, 4625), (555, 3750), (625, 3330), (666, 3125), (750, 2775), (925, 2250), (1110, 1875), (1125, 1850), (1250, 1665)]