200304520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2551}}^1$

素因数の和:2726

約数の個数: 64

約数和(自身を含む): 488759040

約数和(自身を除く): 288454520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 151, 260, 302, 520, 604, 755, 1208, 1510, 1963, 2551, 3020, 3926, 5102, 6040, 7852, 9815, 10204, 12755, 15704, 19630, 20408, 25510, 33163, 39260, 51020, 66326, 78520, 102040, 132652, 165815, 265304, 331630, 385201, 663260, 770402, 1326520, 1540804, 1926005, 3081608, 3852010, 5007613, 7704020, 10015226, 15408040, 20030452, 25038065, 40060904, 50076130, 100152260, 200304520]

約数ペア:

[(1, 200304520), (2, 100152260), (4, 50076130), (5, 40060904), (8, 25038065), (10, 20030452), (13, 15408040), (20, 10015226), (26, 7704020), (40, 5007613), (52, 3852010), (65, 3081608), (104, 1926005), (130, 1540804), (151, 1326520), (260, 770402), (302, 663260), (520, 385201), (604, 331630), (755, 265304), (1208, 165815), (1510, 132652), (1963, 102040), (2551, 78520), (3020, 66326), (3926, 51020), (5102, 39260), (6040, 33163), (7852, 25510), (9815, 20408), (10204, 19630), (12755, 15704)]