38503125

素因数分解:

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

素因数の和:105

約数の個数: 54

約数和(自身を含む): 71444646

約数和(自身を除く): 32941521

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 125, 185, 225, 333, 375, 555, 625, 925, 1125, 1369, 1665, 1875, 2775, 3125, 4107, 4625, 5625, 6845, 8325, 9375, 12321, 13875, 20535, 23125, 28125, 34225, 41625, 61605, 69375, 102675, 115625, 171125, 208125, 308025, 346875, 513375, 855625, 1040625, 1540125, 2566875, 4278125, 7700625, 12834375, 38503125]

約数ペア:

[(1, 38503125), (3, 12834375), (5, 7700625), (9, 4278125), (15, 2566875), (25, 1540125), (37, 1040625), (45, 855625), (75, 513375), (111, 346875), (125, 308025), (185, 208125), (225, 171125), (333, 115625), (375, 102675), (555, 69375), (625, 61605), (925, 41625), (1125, 34225), (1369, 28125), (1665, 23125), (1875, 20535), (2775, 13875), (3125, 12321), (4107, 9375), (4625, 8325), (5625, 6845)]