4168125

素因数分解:

$3^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:61

約数の個数: 80

約数和(自身を含む): 8747200

約数和(自身を除く): 4579075

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 27, 39, 45, 57, 65, 75, 95, 117, 125, 135, 171, 195, 225, 247, 285, 325, 351, 375, 475, 513, 585, 625, 675, 741, 855, 975, 1125, 1235, 1425, 1625, 1755, 1875, 2223, 2375, 2565, 2925, 3375, 3705, 4275, 4875, 5625, 6175, 6669, 7125, 8125, 8775, 11115, 11875, 12825, 14625, 16875, 18525, 21375, 24375, 30875, 33345, 35625, 43875, 55575, 64125, 73125, 92625, 106875, 154375, 166725, 219375, 277875, 320625, 463125, 833625, 1389375, 4168125]

約数ペア:

[(1, 4168125), (3, 1389375), (5, 833625), (9, 463125), (13, 320625), (15, 277875), (19, 219375), (25, 166725), (27, 154375), (39, 106875), (45, 92625), (57, 73125), (65, 64125), (75, 55575), (95, 43875), (117, 35625), (125, 33345), (135, 30875), (171, 24375), (195, 21375), (225, 18525), (247, 16875), (285, 14625), (325, 12825), (351, 11875), (375, 11115), (475, 8775), (513, 8125), (585, 7125), (625, 6669), (675, 6175), (741, 5625), (855, 4875), (975, 4275), (1125, 3705), (1235, 3375), (1425, 2925), (1625, 2565), (1755, 2375), (1875, 2223)]