39980050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 81816192

約数和(自身を除く): 41836142

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 157, 275, 314, 463, 550, 785, 926, 1570, 1727, 2315, 3454, 3925, 4630, 5093, 7850, 8635, 10186, 11575, 17270, 23150, 25465, 43175, 50930, 72691, 86350, 127325, 145382, 254650, 363455, 726910, 799601, 1599202, 1817275, 3634550, 3998005, 7996010, 19990025, 39980050]

約数ペア:

[(1, 39980050), (2, 19990025), (5, 7996010), (10, 3998005), (11, 3634550), (22, 1817275), (25, 1599202), (50, 799601), (55, 726910), (110, 363455), (157, 254650), (275, 145382), (314, 127325), (463, 86350), (550, 72691), (785, 50930), (926, 43175), (1570, 25465), (1727, 23150), (2315, 17270), (3454, 11575), (3925, 10186), (4630, 8635), (5093, 7850)]