400054064

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 852231168

約数和(自身を除く): 452177104

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 127, 136, 148, 254, 272, 296, 313, 508, 592, 626, 629, 1016, 1252, 1258, 2032, 2159, 2504, 2516, 4318, 4699, 5008, 5032, 5321, 8636, 9398, 10064, 10642, 11581, 17272, 18796, 21284, 23162, 34544, 37592, 39751, 42568, 46324, 75184, 79502, 79883, 85136, 92648, 159004, 159766, 185296, 196877, 318008, 319532, 393754, 636016, 639064, 675767, 787508, 1278128, 1351534, 1470787, 1575016, 2703068, 2941574, 3150032, 5406136, 5883148, 10812272, 11766296, 23532592, 25003379, 50006758, 100013516, 200027032, 400054064]

約数ペア:

[(1, 400054064), (2, 200027032), (4, 100013516), (8, 50006758), (16, 25003379), (17, 23532592), (34, 11766296), (37, 10812272), (68, 5883148), (74, 5406136), (127, 3150032), (136, 2941574), (148, 2703068), (254, 1575016), (272, 1470787), (296, 1351534), (313, 1278128), (508, 787508), (592, 675767), (626, 639064), (629, 636016), (1016, 393754), (1252, 319532), (1258, 318008), (2032, 196877), (2159, 185296), (2504, 159766), (2516, 159004), (4318, 92648), (4699, 85136), (5008, 79883), (5032, 79502), (5321, 75184), (8636, 46324), (9398, 42568), (10064, 39751), (10642, 37592), (11581, 34544), (17272, 23162), (18796, 21284)]