20195003050

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{124699}}^1$

素因数の和:124831

約数の個数: 48

約数和(自身を含む): 38966256000

約数和(自身を除く): 18771252950

約数列:

[1, 2, 5, 10, 25, 41, 50, 79, 82, 158, 205, 395, 410, 790, 1025, 1975, 2050, 3239, 3950, 6478, 16195, 32390, 80975, 124699, 161950, 249398, 623495, 1246990, 3117475, 5112659, 6234950, 9851221, 10225318, 19702442, 25563295, 49256105, 51126590, 98512210, 127816475, 246280525, 255632950, 403900061, 492561050, 807800122, 2019500305, 4039000610, 10097501525, 20195003050]

約数ペア:

[(1, 20195003050), (2, 10097501525), (5, 4039000610), (10, 2019500305), (25, 807800122), (41, 492561050), (50, 403900061), (79, 255632950), (82, 246280525), (158, 127816475), (205, 98512210), (395, 51126590), (410, 49256105), (790, 25563295), (1025, 19702442), (1975, 10225318), (2050, 9851221), (3239, 6234950), (3950, 5112659), (6478, 3117475), (16195, 1246990), (32390, 623495), (80975, 249398), (124699, 161950)]