33990820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 76068720

約数和(自身を除く): 42077900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 389, 514, 778, 1028, 1285, 1556, 1945, 2570, 3890, 4369, 5140, 6613, 7780, 8738, 13226, 17476, 21845, 26452, 33065, 43690, 66130, 87380, 99973, 132260, 199946, 399892, 499865, 999730, 1699541, 1999460, 3399082, 6798164, 8497705, 16995410, 33990820]

約数ペア:

[(1, 33990820), (2, 16995410), (4, 8497705), (5, 6798164), (10, 3399082), (17, 1999460), (20, 1699541), (34, 999730), (68, 499865), (85, 399892), (170, 199946), (257, 132260), (340, 99973), (389, 87380), (514, 66130), (778, 43690), (1028, 33065), (1285, 26452), (1556, 21845), (1945, 17476), (2570, 13226), (3890, 8738), (4369, 7780), (5140, 6613)]