201245876

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 400932504

約数和(自身を除く): 199686628

約数列:

[1, 2, 4, 13, 26, 41, 52, 53, 82, 106, 137, 164, 169, 212, 274, 338, 533, 548, 676, 689, 1066, 1378, 1781, 2132, 2173, 2756, 3562, 4346, 5617, 6929, 7124, 7261, 8692, 8957, 11234, 13858, 14522, 17914, 22468, 23153, 27716, 28249, 29044, 35828, 46306, 56498, 73021, 92612, 94393, 112996, 146042, 188786, 292084, 297701, 367237, 377572, 595402, 734474, 949273, 1190804, 1227109, 1468948, 1898546, 2454218, 3797092, 3870113, 4908436, 7740226, 15480452, 50311469, 100622938, 201245876]

約数ペア:

[(1, 201245876), (2, 100622938), (4, 50311469), (13, 15480452), (26, 7740226), (41, 4908436), (52, 3870113), (53, 3797092), (82, 2454218), (106, 1898546), (137, 1468948), (164, 1227109), (169, 1190804), (212, 949273), (274, 734474), (338, 595402), (533, 377572), (548, 367237), (676, 297701), (689, 292084), (1066, 188786), (1378, 146042), (1781, 112996), (2132, 94393), (2173, 92612), (2756, 73021), (3562, 56498), (4346, 46306), (5617, 35828), (6929, 29044), (7124, 28249), (7261, 27716), (8692, 23153), (8957, 22468), (11234, 17914), (13858, 14522)]