400585888

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{3209}}^1$

素因数の和:3349

約数の個数: 48

約数和(自身を含む): 815391360

約数和(自身を除く): 414805472

約数列:

[1, 2, 4, 8, 16, 32, 47, 83, 94, 166, 188, 332, 376, 664, 752, 1328, 1504, 2656, 3209, 3901, 6418, 7802, 12836, 15604, 25672, 31208, 51344, 62416, 102688, 124832, 150823, 266347, 301646, 532694, 603292, 1065388, 1206584, 2130776, 2413168, 4261552, 4826336, 8523104, 12518309, 25036618, 50073236, 100146472, 200292944, 400585888]

約数ペア:

[(1, 400585888), (2, 200292944), (4, 100146472), (8, 50073236), (16, 25036618), (32, 12518309), (47, 8523104), (83, 4826336), (94, 4261552), (166, 2413168), (188, 2130776), (332, 1206584), (376, 1065388), (664, 603292), (752, 532694), (1328, 301646), (1504, 266347), (2656, 150823), (3209, 124832), (3901, 102688), (6418, 62416), (7802, 51344), (12836, 31208), (15604, 25672)]