129598600

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{20903}}^1$

素因数の和:20950

約数の個数: 48

約数和(自身を含む): 311051520

約数和(自身を除く): 181452920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 6200, 20903, 41806, 83612, 104515, 167224, 209030, 418060, 522575, 647993, 836120, 1045150, 1295986, 2090300, 2591972, 3239965, 4180600, 5183944, 6479930, 12959860, 16199825, 25919720, 32399650, 64799300, 129598600]

約数ペア:

[(1, 129598600), (2, 64799300), (4, 32399650), (5, 25919720), (8, 16199825), (10, 12959860), (20, 6479930), (25, 5183944), (31, 4180600), (40, 3239965), (50, 2591972), (62, 2090300), (100, 1295986), (124, 1045150), (155, 836120), (200, 647993), (248, 522575), (310, 418060), (620, 209030), (775, 167224), (1240, 104515), (1550, 83612), (3100, 41806), (6200, 20903)]