157017040

素因数分解:

$2^4\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{1597}}^1$

素因数の和:2839

約数の個数: 40

約数和(自身を含む): 365590440

約数和(自身を除く): 208573400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1229, 1597, 2458, 3194, 4916, 6145, 6388, 7985, 9832, 12290, 12776, 15970, 19664, 24580, 25552, 31940, 49160, 63880, 98320, 127760, 1962713, 3925426, 7850852, 9813565, 15701704, 19627130, 31403408, 39254260, 78508520, 157017040]

約数ペア:

[(1, 157017040), (2, 78508520), (4, 39254260), (5, 31403408), (8, 19627130), (10, 15701704), (16, 9813565), (20, 7850852), (40, 3925426), (80, 1962713), (1229, 127760), (1597, 98320), (2458, 63880), (3194, 49160), (4916, 31940), (6145, 25552), (6388, 24580), (7985, 19664), (9832, 15970), (12290, 12776)]