49638440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40031}}^1$

素因数の和:40073

約数の個数: 32

約数和(自身を含む): 115292160

約数和(自身を除く): 65653720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 40031, 80062, 160124, 200155, 320248, 400310, 800620, 1240961, 1601240, 2481922, 4963844, 6204805, 9927688, 12409610, 24819220, 49638440]

約数ペア:

[(1, 49638440), (2, 24819220), (4, 12409610), (5, 9927688), (8, 6204805), (10, 4963844), (20, 2481922), (31, 1601240), (40, 1240961), (62, 800620), (124, 400310), (155, 320248), (248, 200155), (310, 160124), (620, 80062), (1240, 40031)]