245904152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{857}}^1$

素因数の和:996

約数の個数: 64

約数和(自身を含む): 518918400

約数和(自身を除く): 273014248

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 89, 104, 124, 178, 248, 356, 403, 712, 806, 857, 1157, 1612, 1714, 2314, 2759, 3224, 3428, 4628, 5518, 6856, 9256, 11036, 11141, 22072, 22282, 26567, 35867, 44564, 53134, 71734, 76273, 89128, 106268, 143468, 152546, 212536, 286936, 305092, 345371, 610184, 690742, 991549, 1381484, 1983098, 2364463, 2762968, 3966196, 4728926, 7932392, 9457852, 18915704, 30738019, 61476038, 122952076, 245904152]

約数ペア:

[(1, 245904152), (2, 122952076), (4, 61476038), (8, 30738019), (13, 18915704), (26, 9457852), (31, 7932392), (52, 4728926), (62, 3966196), (89, 2762968), (104, 2364463), (124, 1983098), (178, 1381484), (248, 991549), (356, 690742), (403, 610184), (712, 345371), (806, 305092), (857, 286936), (1157, 212536), (1612, 152546), (1714, 143468), (2314, 106268), (2759, 89128), (3224, 76273), (3428, 71734), (4628, 53134), (5518, 44564), (6856, 35867), (9256, 26567), (11036, 22282), (11141, 22072)]