20346887600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{25913}}^1$

素因数の和:26095

約数の個数: 120

約数和(自身を含む): 52994337312

約数和(自身を除く): 32647449712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 151, 200, 208, 260, 302, 325, 400, 520, 604, 650, 755, 1040, 1208, 1300, 1510, 1963, 2416, 2600, 3020, 3775, 3926, 5200, 6040, 7550, 7852, 9815, 12080, 15100, 15704, 19630, 25913, 30200, 31408, 39260, 49075, 51826, 60400, 78520, 98150, 103652, 129565, 157040, 196300, 207304, 259130, 336869, 392600, 414608, 518260, 647825, 673738, 785200, 1036520, 1295650, 1347476, 1684345, 2073040, 2591300, 2694952, 3368690, 3912863, 5182600, 5389904, 6737380, 7825726, 8421725, 10365200, 13474760, 15651452, 16843450, 19564315, 26949520, 31302904, 33686900, 39128630, 50867219, 62605808, 67373800, 78257260, 97821575, 101734438, 134747600, 156514520, 195643150, 203468876, 254336095, 313029040, 391286300, 406937752, 508672190, 782572600, 813875504, 1017344380, 1271680475, 1565145200, 2034688760, 2543360950, 4069377520, 5086721900, 10173443800, 20346887600]

約数ペア:

[(1, 20346887600), (2, 10173443800), (4, 5086721900), (5, 4069377520), (8, 2543360950), (10, 2034688760), (13, 1565145200), (16, 1271680475), (20, 1017344380), (25, 813875504), (26, 782572600), (40, 508672190), (50, 406937752), (52, 391286300), (65, 313029040), (80, 254336095), (100, 203468876), (104, 195643150), (130, 156514520), (151, 134747600), (200, 101734438), (208, 97821575), (260, 78257260), (302, 67373800), (325, 62605808), (400, 50867219), (520, 39128630), (604, 33686900), (650, 31302904), (755, 26949520), (1040, 19564315), (1208, 16843450), (1300, 15651452), (1510, 13474760), (1963, 10365200), (2416, 8421725), (2600, 7825726), (3020, 6737380), (3775, 5389904), (3926, 5182600), (5200, 3912863), (6040, 3368690), (7550, 2694952), (7852, 2591300), (9815, 2073040), (12080, 1684345), (15100, 1347476), (15704, 1295650), (19630, 1036520), (25913, 785200), (30200, 673738), (31408, 647825), (39260, 518260), (49075, 414608), (51826, 392600), (60400, 336869), (78520, 259130), (98150, 207304), (103652, 196300), (129565, 157040)]