20065855750

素因数分解:

$2^1\times 5^3\times {\mathrm{59}}^1\times {\mathrm{821}}^1\times {\mathrm{1657}}^1$

素因数の和:2554

約数の個数: 64

約数和(自身を含む): 38269558080

約数和(自身を除く): 18203702330

約数列:

[1, 2, 5, 10, 25, 50, 59, 118, 125, 250, 295, 590, 821, 1475, 1642, 1657, 2950, 3314, 4105, 7375, 8210, 8285, 14750, 16570, 20525, 41050, 41425, 48439, 82850, 96878, 97763, 102625, 195526, 205250, 207125, 242195, 414250, 484390, 488815, 977630, 1210975, 1360397, 2421950, 2444075, 2720794, 4888150, 6054875, 6801985, 12109750, 12220375, 13603970, 24440750, 34009925, 68019850, 80263423, 160526846, 170049625, 340099250, 401317115, 802634230, 2006585575, 4013171150, 10032927875, 20065855750]

約数ペア:

[(1, 20065855750), (2, 10032927875), (5, 4013171150), (10, 2006585575), (25, 802634230), (50, 401317115), (59, 340099250), (118, 170049625), (125, 160526846), (250, 80263423), (295, 68019850), (590, 34009925), (821, 24440750), (1475, 13603970), (1642, 12220375), (1657, 12109750), (2950, 6801985), (3314, 6054875), (4105, 4888150), (7375, 2720794), (8210, 2444075), (8285, 2421950), (14750, 1360397), (16570, 1210975), (20525, 977630), (41050, 488815), (41425, 484390), (48439, 414250), (82850, 242195), (96878, 207125), (97763, 205250), (102625, 195526)]