51913240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{76343}}^1$

素因数の和:76371

約数の個数: 32

約数和(自身を含む): 123677280

約数和(自身を除く): 71764040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 76343, 152686, 305372, 381715, 610744, 763430, 1297831, 1526860, 2595662, 3053720, 5191324, 6489155, 10382648, 12978310, 25956620, 51913240]

約数ペア:

[(1, 51913240), (2, 25956620), (4, 12978310), (5, 10382648), (8, 6489155), (10, 5191324), (17, 3053720), (20, 2595662), (34, 1526860), (40, 1297831), (68, 763430), (85, 610744), (136, 381715), (170, 305372), (340, 152686), (680, 76343)]