71384625

素因数分解:

$3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1627}}^1$

素因数の和:1664

約数の個数: 64

約数和(自身を含む): 142222080

約数和(自身を除く): 70837455

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 125, 135, 195, 225, 325, 351, 375, 585, 675, 975, 1125, 1625, 1627, 1755, 2925, 3375, 4875, 4881, 8135, 8775, 14625, 14643, 21151, 24405, 40675, 43875, 43929, 63453, 73215, 105755, 122025, 190359, 203375, 219645, 317265, 366075, 528775, 571077, 610125, 951795, 1098225, 1586325, 1830375, 2643875, 2855385, 4758975, 5491125, 7931625, 14276925, 23794875, 71384625]

約数ペア:

[(1, 71384625), (3, 23794875), (5, 14276925), (9, 7931625), (13, 5491125), (15, 4758975), (25, 2855385), (27, 2643875), (39, 1830375), (45, 1586325), (65, 1098225), (75, 951795), (117, 610125), (125, 571077), (135, 528775), (195, 366075), (225, 317265), (325, 219645), (351, 203375), (375, 190359), (585, 122025), (675, 105755), (975, 73215), (1125, 63453), (1625, 43929), (1627, 43875), (1755, 40675), (2925, 24405), (3375, 21151), (4875, 14643), (4881, 14625), (8135, 8775)]