71379580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8167}}^1$

素因数の和:8218

約数の個数: 48

約数和(自身を含む): 164666880

約数和(自身を除く): 93287300

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8167, 8740, 16334, 32668, 40835, 81670, 155173, 163340, 187841, 310346, 375682, 620692, 751364, 775865, 939205, 1551730, 1878410, 3103460, 3568979, 3756820, 7137958, 14275916, 17844895, 35689790, 71379580]

約数ペア:

[(1, 71379580), (2, 35689790), (4, 17844895), (5, 14275916), (10, 7137958), (19, 3756820), (20, 3568979), (23, 3103460), (38, 1878410), (46, 1551730), (76, 939205), (92, 775865), (95, 751364), (115, 620692), (190, 375682), (230, 310346), (380, 187841), (437, 163340), (460, 155173), (874, 81670), (1748, 40835), (2185, 32668), (4370, 16334), (8167, 8740)]