89910470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 185976000

約数和(自身を除く): 96065530

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 89, 95, 130, 178, 190, 247, 409, 445, 494, 818, 890, 1157, 1235, 1691, 2045, 2314, 2470, 3382, 4090, 5317, 5785, 7771, 8455, 10634, 11570, 15542, 16910, 21983, 26585, 36401, 38855, 43966, 53170, 72802, 77710, 101023, 109915, 182005, 202046, 219830, 364010, 473213, 505115, 691619, 946426, 1010230, 1383238, 2366065, 3458095, 4732130, 6916190, 8991047, 17982094, 44955235, 89910470]

約数ペア:

[(1, 89910470), (2, 44955235), (5, 17982094), (10, 8991047), (13, 6916190), (19, 4732130), (26, 3458095), (38, 2366065), (65, 1383238), (89, 1010230), (95, 946426), (130, 691619), (178, 505115), (190, 473213), (247, 364010), (409, 219830), (445, 202046), (494, 182005), (818, 109915), (890, 101023), (1157, 77710), (1235, 72802), (1691, 53170), (2045, 43966), (2314, 38855), (2470, 36401), (3382, 26585), (4090, 21983), (5317, 16910), (5785, 15542), (7771, 11570), (8455, 10634)]