51723750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{1061}}^1$

素因数の和:1099

約数の個数: 80

約数和(自身を含む): 139342896

約数和(自身を除く): 87619146

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 625, 650, 750, 975, 1061, 1250, 1625, 1875, 1950, 2122, 3183, 3250, 3750, 4875, 5305, 6366, 8125, 9750, 10610, 13793, 15915, 16250, 24375, 26525, 27586, 31830, 41379, 48750, 53050, 68965, 79575, 82758, 132625, 137930, 159150, 206895, 265250, 344825, 397875, 413790, 663125, 689650, 795750, 1034475, 1326250, 1724125, 1989375, 2068950, 3448250, 3978750, 5172375, 8620625, 10344750, 17241250, 25861875, 51723750]

約数ペア:

[(1, 51723750), (2, 25861875), (3, 17241250), (5, 10344750), (6, 8620625), (10, 5172375), (13, 3978750), (15, 3448250), (25, 2068950), (26, 1989375), (30, 1724125), (39, 1326250), (50, 1034475), (65, 795750), (75, 689650), (78, 663125), (125, 413790), (130, 397875), (150, 344825), (195, 265250), (250, 206895), (325, 159150), (375, 137930), (390, 132625), (625, 82758), (650, 79575), (750, 68965), (975, 53050), (1061, 48750), (1250, 41379), (1625, 31830), (1875, 27586), (1950, 26525), (2122, 24375), (3183, 16250), (3250, 15915), (3750, 13793), (4875, 10610), (5305, 9750), (6366, 8125)]