77681175

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7243}}^1$

素因数の和:7280

約数の個数: 48

約数和(自身を含む): 150907008

約数和(自身を除く): 73225833

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 275, 325, 429, 715, 825, 975, 2145, 3575, 7243, 10725, 21729, 36215, 79673, 94159, 108645, 181075, 239019, 282477, 398365, 470795, 543225, 1035749, 1195095, 1412385, 1991825, 2353975, 3107247, 5178745, 5975475, 7061925, 15536235, 25893725, 77681175]

約数ペア:

[(1, 77681175), (3, 25893725), (5, 15536235), (11, 7061925), (13, 5975475), (15, 5178745), (25, 3107247), (33, 2353975), (39, 1991825), (55, 1412385), (65, 1195095), (75, 1035749), (143, 543225), (165, 470795), (195, 398365), (275, 282477), (325, 239019), (429, 181075), (715, 108645), (825, 94159), (975, 79673), (2145, 36215), (3575, 21729), (7243, 10725)]