78776490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2767}}^1$

素因数の和:2863

約数の個数: 64

約数和(自身を含む): 206470656

約数和(自身を除く): 127694166

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 73, 78, 130, 146, 195, 219, 365, 390, 438, 730, 949, 1095, 1898, 2190, 2767, 2847, 4745, 5534, 5694, 8301, 9490, 13835, 14235, 16602, 27670, 28470, 35971, 41505, 71942, 83010, 107913, 179855, 201991, 215826, 359710, 403982, 539565, 605973, 1009955, 1079130, 1211946, 2019910, 2625883, 3029865, 5251766, 6059730, 7877649, 13129415, 15755298, 26258830, 39388245, 78776490]

約数ペア:

[(1, 78776490), (2, 39388245), (3, 26258830), (5, 15755298), (6, 13129415), (10, 7877649), (13, 6059730), (15, 5251766), (26, 3029865), (30, 2625883), (39, 2019910), (65, 1211946), (73, 1079130), (78, 1009955), (130, 605973), (146, 539565), (195, 403982), (219, 359710), (365, 215826), (390, 201991), (438, 179855), (730, 107913), (949, 83010), (1095, 71942), (1898, 41505), (2190, 35971), (2767, 28470), (2847, 27670), (4745, 16602), (5534, 14235), (5694, 13835), (8301, 9490)]