65489700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{419}}^1\times {\mathrm{521}}^1$

素因数の和:957

約数の個数: 72

約数和(自身を含む): 190300320

約数和(自身を除く): 124810620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 419, 521, 838, 1042, 1257, 1563, 1676, 2084, 2095, 2514, 2605, 3126, 4190, 5028, 5210, 6252, 6285, 7815, 8380, 10420, 10475, 12570, 13025, 15630, 20950, 25140, 26050, 31260, 31425, 39075, 41900, 52100, 62850, 78150, 125700, 156300, 218299, 436598, 654897, 873196, 1091495, 1309794, 2182990, 2619588, 3274485, 4365980, 5457475, 6548970, 10914950, 13097940, 16372425, 21829900, 32744850, 65489700]

約数ペア:

[(1, 65489700), (2, 32744850), (3, 21829900), (4, 16372425), (5, 13097940), (6, 10914950), (10, 6548970), (12, 5457475), (15, 4365980), (20, 3274485), (25, 2619588), (30, 2182990), (50, 1309794), (60, 1091495), (75, 873196), (100, 654897), (150, 436598), (300, 218299), (419, 156300), (521, 125700), (838, 78150), (1042, 62850), (1257, 52100), (1563, 41900), (1676, 39075), (2084, 31425), (2095, 31260), (2514, 26050), (2605, 25140), (3126, 20950), (4190, 15630), (5028, 13025), (5210, 12570), (6252, 10475), (6285, 10420), (7815, 8380)]