89352440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1321}}^1$

素因数の和:1440

約数の個数: 64

約数和(自身を含む): 214164000

約数和(自身を除く): 124811560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 712, 760, 890, 1321, 1691, 1780, 2642, 3382, 3560, 5284, 6605, 6764, 8455, 10568, 13210, 13528, 16910, 25099, 26420, 33820, 50198, 52840, 67640, 100396, 117569, 125495, 200792, 235138, 250990, 470276, 501980, 587845, 940552, 1003960, 1175690, 2233811, 2351380, 4467622, 4702760, 8935244, 11169055, 17870488, 22338110, 44676220, 89352440]

約数ペア:

[(1, 89352440), (2, 44676220), (4, 22338110), (5, 17870488), (8, 11169055), (10, 8935244), (19, 4702760), (20, 4467622), (38, 2351380), (40, 2233811), (76, 1175690), (89, 1003960), (95, 940552), (152, 587845), (178, 501980), (190, 470276), (356, 250990), (380, 235138), (445, 200792), (712, 125495), (760, 117569), (890, 100396), (1321, 67640), (1691, 52840), (1780, 50198), (2642, 33820), (3382, 26420), (3560, 25099), (5284, 16910), (6605, 13528), (6764, 13210), (8455, 10568)]