90430782

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 203212800

約数和(自身を除く): 112782018

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 149, 186, 251, 298, 403, 447, 502, 753, 806, 894, 1209, 1506, 1937, 2418, 3263, 3874, 4619, 5811, 6526, 7781, 9238, 9789, 11622, 13857, 15562, 19578, 23343, 27714, 37399, 46686, 60047, 74798, 101153, 112197, 120094, 180141, 202306, 224394, 303459, 360282, 486187, 606918, 972374, 1159369, 1458561, 2318738, 2917122, 3478107, 6956214, 15071797, 30143594, 45215391, 90430782]

約数ペア:

[(1, 90430782), (2, 45215391), (3, 30143594), (6, 15071797), (13, 6956214), (26, 3478107), (31, 2917122), (39, 2318738), (62, 1458561), (78, 1159369), (93, 972374), (149, 606918), (186, 486187), (251, 360282), (298, 303459), (403, 224394), (447, 202306), (502, 180141), (753, 120094), (806, 112197), (894, 101153), (1209, 74798), (1506, 60047), (1937, 46686), (2418, 37399), (3263, 27714), (3874, 23343), (4619, 19578), (5811, 15562), (6526, 13857), (7781, 11622), (9238, 9789)]