99697840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{409}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 254403360

約数和(自身を除く): 154705520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 277, 409, 440, 554, 818, 880, 1108, 1385, 1636, 2045, 2216, 2770, 3047, 3272, 4090, 4432, 4499, 5540, 6094, 6544, 8180, 8998, 11080, 12188, 15235, 16360, 17996, 22160, 22495, 24376, 30470, 32720, 35992, 44990, 48752, 60940, 71984, 89980, 113293, 121880, 179960, 226586, 243760, 359920, 453172, 566465, 906344, 1132930, 1246223, 1812688, 2265860, 2492446, 4531720, 4984892, 6231115, 9063440, 9969784, 12462230, 19939568, 24924460, 49848920, 99697840]

約数ペア:

[(1, 99697840), (2, 49848920), (4, 24924460), (5, 19939568), (8, 12462230), (10, 9969784), (11, 9063440), (16, 6231115), (20, 4984892), (22, 4531720), (40, 2492446), (44, 2265860), (55, 1812688), (80, 1246223), (88, 1132930), (110, 906344), (176, 566465), (220, 453172), (277, 359920), (409, 243760), (440, 226586), (554, 179960), (818, 121880), (880, 113293), (1108, 89980), (1385, 71984), (1636, 60940), (2045, 48752), (2216, 44990), (2770, 35992), (3047, 32720), (3272, 30470), (4090, 24376), (4432, 22495), (4499, 22160), (5540, 17996), (6094, 16360), (6544, 15235), (8180, 12188), (8998, 11080)]