965147900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{577}}^1$

素因数の和:1023

約数の個数: 72

約数和(自身を含む): 2152310160

約数和(自身を除く): 1187162260

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 389, 430, 577, 778, 860, 1075, 1154, 1556, 1945, 2150, 2308, 2885, 3890, 4300, 5770, 7780, 9725, 11540, 14425, 16727, 19450, 24811, 28850, 33454, 38900, 49622, 57700, 66908, 83635, 99244, 124055, 167270, 224453, 248110, 334540, 418175, 448906, 496220, 620275, 836350, 897812, 1122265, 1240550, 1672700, 2244530, 2481100, 4489060, 5611325, 9651479, 11222650, 19302958, 22445300, 38605916, 48257395, 96514790, 193029580, 241286975, 482573950, 965147900]

約数ペア:

[(1, 965147900), (2, 482573950), (4, 241286975), (5, 193029580), (10, 96514790), (20, 48257395), (25, 38605916), (43, 22445300), (50, 19302958), (86, 11222650), (100, 9651479), (172, 5611325), (215, 4489060), (389, 2481100), (430, 2244530), (577, 1672700), (778, 1240550), (860, 1122265), (1075, 897812), (1154, 836350), (1556, 620275), (1945, 496220), (2150, 448906), (2308, 418175), (2885, 334540), (3890, 248110), (4300, 224453), (5770, 167270), (7780, 124055), (9725, 99244), (11540, 83635), (14425, 66908), (16727, 57700), (19450, 49622), (24811, 38900), (28850, 33454)]