81458332

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 153538560

約数和(自身を除く): 72080228

約数列:

[1, 2, 4, 29, 47, 58, 67, 94, 116, 134, 188, 223, 268, 446, 892, 1363, 1943, 2726, 3149, 3886, 5452, 6298, 6467, 7772, 10481, 12596, 12934, 14941, 20962, 25868, 29882, 41924, 59764, 91321, 182642, 303949, 365284, 433289, 607898, 702227, 866578, 1215796, 1404454, 1733156, 2808908, 20364583, 40729166, 81458332]

約数ペア:

[(1, 81458332), (2, 40729166), (4, 20364583), (29, 2808908), (47, 1733156), (58, 1404454), (67, 1215796), (94, 866578), (116, 702227), (134, 607898), (188, 433289), (223, 365284), (268, 303949), (446, 182642), (892, 91321), (1363, 59764), (1943, 41924), (2726, 29882), (3149, 25868), (3886, 20962), (5452, 14941), (6298, 12934), (6467, 12596), (7772, 10481)]