161907550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:386

約数の個数: 96

約数和(自身を含む): 367476480

約数和(自身を除く): 205568930

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 97, 133, 175, 190, 194, 251, 266, 350, 475, 485, 502, 665, 679, 950, 970, 1255, 1330, 1358, 1757, 1843, 2425, 2510, 3325, 3395, 3514, 3686, 4769, 4850, 6275, 6650, 6790, 8785, 9215, 9538, 12550, 12901, 16975, 17570, 18430, 23845, 24347, 25802, 33383, 33950, 43925, 46075, 47690, 48694, 64505, 66766, 87850, 92150, 119225, 121735, 129010, 166915, 170429, 238450, 243470, 322525, 333830, 340858, 462593, 608675, 645050, 834575, 852145, 925186, 1217350, 1669150, 1704290, 2312965, 3238151, 4260725, 4625930, 6476302, 8521450, 11564825, 16190755, 23129650, 32381510, 80953775, 161907550]

約数ペア:

[(1, 161907550), (2, 80953775), (5, 32381510), (7, 23129650), (10, 16190755), (14, 11564825), (19, 8521450), (25, 6476302), (35, 4625930), (38, 4260725), (50, 3238151), (70, 2312965), (95, 1704290), (97, 1669150), (133, 1217350), (175, 925186), (190, 852145), (194, 834575), (251, 645050), (266, 608675), (350, 462593), (475, 340858), (485, 333830), (502, 322525), (665, 243470), (679, 238450), (950, 170429), (970, 166915), (1255, 129010), (1330, 121735), (1358, 119225), (1757, 92150), (1843, 87850), (2425, 66766), (2510, 64505), (3325, 48694), (3395, 47690), (3514, 46075), (3686, 43925), (4769, 33950), (4850, 33383), (6275, 25802), (6650, 24347), (6790, 23845), (8785, 18430), (9215, 17570), (9538, 16975), (12550, 12901)]