95000380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 216442800

約数和(自身を除く): 121442420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 89, 95, 106, 178, 190, 212, 265, 356, 380, 445, 530, 890, 1007, 1060, 1691, 1780, 2014, 2809, 3382, 4028, 4717, 5035, 5618, 6764, 8455, 9434, 10070, 11236, 14045, 16910, 18868, 20140, 23585, 28090, 33820, 47170, 53371, 56180, 89623, 94340, 106742, 179246, 213484, 250001, 266855, 358492, 448115, 500002, 533710, 896230, 1000004, 1067420, 1250005, 1792460, 2500010, 4750019, 5000020, 9500038, 19000076, 23750095, 47500190, 95000380]

約数ペア:

[(1, 95000380), (2, 47500190), (4, 23750095), (5, 19000076), (10, 9500038), (19, 5000020), (20, 4750019), (38, 2500010), (53, 1792460), (76, 1250005), (89, 1067420), (95, 1000004), (106, 896230), (178, 533710), (190, 500002), (212, 448115), (265, 358492), (356, 266855), (380, 250001), (445, 213484), (530, 179246), (890, 106742), (1007, 94340), (1060, 89623), (1691, 56180), (1780, 53371), (2014, 47170), (2809, 33820), (3382, 28090), (4028, 23585), (4717, 20140), (5035, 18868), (5618, 16910), (6764, 14045), (8455, 11236), (9434, 10070)]