42689720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{937}}^1$

素因数の和:1032

約数の個数: 64

約数和(自身を含む): 103330080

約数和(自身を除く): 60640360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 335, 340, 536, 670, 680, 937, 1139, 1340, 1874, 2278, 2680, 3748, 4556, 4685, 5695, 7496, 9112, 9370, 11390, 15929, 18740, 22780, 31858, 37480, 45560, 62779, 63716, 79645, 125558, 127432, 159290, 251116, 313895, 318580, 502232, 627790, 637160, 1067243, 1255580, 2134486, 2511160, 4268972, 5336215, 8537944, 10672430, 21344860, 42689720]

約数ペア:

[(1, 42689720), (2, 21344860), (4, 10672430), (5, 8537944), (8, 5336215), (10, 4268972), (17, 2511160), (20, 2134486), (34, 1255580), (40, 1067243), (67, 637160), (68, 627790), (85, 502232), (134, 318580), (136, 313895), (170, 251116), (268, 159290), (335, 127432), (340, 125558), (536, 79645), (670, 63716), (680, 62779), (937, 45560), (1139, 37480), (1340, 31858), (1874, 22780), (2278, 18740), (2680, 15929), (3748, 11390), (4556, 9370), (4685, 9112), (5695, 7496)]