61143520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20113}}^1$

素因数の和:20147

約数の個数: 48

約数和(自身を含む): 152061840

約数和(自身を除く): 90918320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 20113, 40226, 80452, 100565, 160904, 201130, 321808, 382147, 402260, 643616, 764294, 804520, 1528588, 1609040, 1910735, 3057176, 3218080, 3821470, 6114352, 7642940, 12228704, 15285880, 30571760, 61143520]

約数ペア:

[(1, 61143520), (2, 30571760), (4, 15285880), (5, 12228704), (8, 7642940), (10, 6114352), (16, 3821470), (19, 3218080), (20, 3057176), (32, 1910735), (38, 1609040), (40, 1528588), (76, 804520), (80, 764294), (95, 643616), (152, 402260), (160, 382147), (190, 321808), (304, 201130), (380, 160904), (608, 100565), (760, 80452), (1520, 40226), (3040, 20113)]