89754100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 207556160

約数和(自身を除く): 117802060

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 97, 100, 190, 194, 380, 388, 475, 485, 487, 950, 970, 974, 1843, 1900, 1940, 1948, 2425, 2435, 3686, 4850, 4870, 7372, 9215, 9253, 9700, 9740, 12175, 18430, 18506, 24350, 36860, 37012, 46075, 46265, 47239, 48700, 92150, 92530, 94478, 184300, 185060, 188956, 231325, 236195, 462650, 472390, 897541, 925300, 944780, 1180975, 1795082, 2361950, 3590164, 4487705, 4723900, 8975410, 17950820, 22438525, 44877050, 89754100]

約数ペア:

[(1, 89754100), (2, 44877050), (4, 22438525), (5, 17950820), (10, 8975410), (19, 4723900), (20, 4487705), (25, 3590164), (38, 2361950), (50, 1795082), (76, 1180975), (95, 944780), (97, 925300), (100, 897541), (190, 472390), (194, 462650), (380, 236195), (388, 231325), (475, 188956), (485, 185060), (487, 184300), (950, 94478), (970, 92530), (974, 92150), (1843, 48700), (1900, 47239), (1940, 46265), (1948, 46075), (2425, 37012), (2435, 36860), (3686, 24350), (4850, 18506), (4870, 18430), (7372, 12175), (9215, 9740), (9253, 9700)]