81017670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{12799}}^1$

素因数の和:13020

約数の個数: 32

約数和(自身を含む): 195379200

約数和(自身を除く): 114361530

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 211, 422, 633, 1055, 1266, 2110, 3165, 6330, 12799, 25598, 38397, 63995, 76794, 127990, 191985, 383970, 2700589, 5401178, 8101767, 13502945, 16203534, 27005890, 40508835, 81017670]

約数ペア:

[(1, 81017670), (2, 40508835), (3, 27005890), (5, 16203534), (6, 13502945), (10, 8101767), (15, 5401178), (30, 2700589), (211, 383970), (422, 191985), (633, 127990), (1055, 76794), (1266, 63995), (2110, 38397), (3165, 25598), (6330, 12799)]