650066825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{911}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 903799296

約数和(自身を除く): 253732471

約数列:

[1, 5, 17, 23, 25, 73, 85, 115, 365, 391, 425, 575, 911, 1241, 1679, 1825, 1955, 4555, 6205, 8395, 9775, 15487, 20953, 22775, 28543, 31025, 41975, 66503, 77435, 104765, 142715, 332515, 356201, 387175, 523825, 713575, 1130551, 1529569, 1662575, 1781005, 5652755, 7647845, 8905025, 26002673, 28263775, 38239225, 130013365, 650066825]

約数ペア:

[(1, 650066825), (5, 130013365), (17, 38239225), (23, 28263775), (25, 26002673), (73, 8905025), (85, 7647845), (115, 5652755), (365, 1781005), (391, 1662575), (425, 1529569), (575, 1130551), (911, 713575), (1241, 523825), (1679, 387175), (1825, 356201), (1955, 332515), (4555, 142715), (6205, 104765), (8395, 77435), (9775, 66503), (15487, 41975), (20953, 31025), (22775, 28543)]