428923300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{329941}}^1$

素因数の和:329968

約数の個数: 36

約数和(自身を含む): 1002363796

約数和(自身を除く): 573440496

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 329941, 659882, 1319764, 1649705, 3299410, 4289233, 6598820, 8248525, 8578466, 16497050, 17156932, 21446165, 32994100, 42892330, 85784660, 107230825, 214461650, 428923300]

約数ペア:

[(1, 428923300), (2, 214461650), (4, 107230825), (5, 85784660), (10, 42892330), (13, 32994100), (20, 21446165), (25, 17156932), (26, 16497050), (50, 8578466), (52, 8248525), (65, 6598820), (100, 4289233), (130, 3299410), (260, 1649705), (325, 1319764), (650, 659882), (1300, 329941)]