157426875

素因数分解:

$3^3\times 5^4\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:539

約数の個数: 80

約数和(自身を含む): 307401600

約数和(自身を除く): 149974725

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 125, 135, 171, 225, 285, 375, 475, 491, 513, 625, 675, 855, 1125, 1425, 1473, 1875, 2375, 2455, 2565, 3375, 4275, 4419, 5625, 7125, 7365, 9329, 11875, 12275, 12825, 13257, 16875, 21375, 22095, 27987, 35625, 36825, 46645, 61375, 64125, 66285, 83961, 106875, 110475, 139935, 184125, 233225, 251883, 306875, 320625, 331425, 419805, 552375, 699675, 920625, 1166125, 1259415, 1657125, 2099025, 2761875, 3498375, 5830625, 6297075, 8285625, 10495125, 17491875, 31485375, 52475625, 157426875]

約数ペア:

[(1, 157426875), (3, 52475625), (5, 31485375), (9, 17491875), (15, 10495125), (19, 8285625), (25, 6297075), (27, 5830625), (45, 3498375), (57, 2761875), (75, 2099025), (95, 1657125), (125, 1259415), (135, 1166125), (171, 920625), (225, 699675), (285, 552375), (375, 419805), (475, 331425), (491, 320625), (513, 306875), (625, 251883), (675, 233225), (855, 184125), (1125, 139935), (1425, 110475), (1473, 106875), (1875, 83961), (2375, 66285), (2455, 64125), (2565, 61375), (3375, 46645), (4275, 36825), (4419, 35625), (5625, 27987), (7125, 22095), (7365, 21375), (9329, 16875), (11875, 13257), (12275, 12825)]