49659160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^3\times {\mathrm{181}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 118591200

約数和(自身を除く): 68932040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 181, 190, 361, 362, 380, 722, 724, 760, 905, 1444, 1448, 1805, 1810, 2888, 3439, 3610, 3620, 6859, 6878, 7220, 7240, 13718, 13756, 14440, 17195, 27436, 27512, 34295, 34390, 54872, 65341, 68590, 68780, 130682, 137180, 137560, 261364, 274360, 326705, 522728, 653410, 1241479, 1306820, 2482958, 2613640, 4965916, 6207395, 9931832, 12414790, 24829580, 49659160]

約数ペア:

[(1, 49659160), (2, 24829580), (4, 12414790), (5, 9931832), (8, 6207395), (10, 4965916), (19, 2613640), (20, 2482958), (38, 1306820), (40, 1241479), (76, 653410), (95, 522728), (152, 326705), (181, 274360), (190, 261364), (361, 137560), (362, 137180), (380, 130682), (722, 68780), (724, 68590), (760, 65341), (905, 54872), (1444, 34390), (1448, 34295), (1805, 27512), (1810, 27436), (2888, 17195), (3439, 14440), (3610, 13756), (3620, 13718), (6859, 7240), (6878, 7220)]