52780648

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 108143820

約数和(自身を除く): 55363172

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 289, 296, 578, 617, 629, 1156, 1234, 1258, 2312, 2468, 2516, 4936, 5032, 10489, 10693, 20978, 21386, 22829, 41956, 42772, 45658, 83912, 85544, 91316, 178313, 182632, 356626, 388093, 713252, 776186, 1426504, 1552372, 3104744, 6597581, 13195162, 26390324, 52780648]

約数ペア:

[(1, 52780648), (2, 26390324), (4, 13195162), (8, 6597581), (17, 3104744), (34, 1552372), (37, 1426504), (68, 776186), (74, 713252), (136, 388093), (148, 356626), (289, 182632), (296, 178313), (578, 91316), (617, 85544), (629, 83912), (1156, 45658), (1234, 42772), (1258, 41956), (2312, 22829), (2468, 21386), (2516, 20978), (4936, 10693), (5032, 10489)]