75878955

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 138378240

約数和(自身を除く): 62499285

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 167, 207, 345, 439, 501, 835, 1035, 1317, 1503, 2195, 2505, 3841, 3951, 6585, 7515, 10097, 11523, 19205, 19755, 30291, 34569, 50485, 57615, 73313, 90873, 151455, 172845, 219939, 366565, 454365, 659817, 1099695, 1686199, 3299085, 5058597, 8430995, 15175791, 25292985, 75878955]

約数ペア:

[(1, 75878955), (3, 25292985), (5, 15175791), (9, 8430995), (15, 5058597), (23, 3299085), (45, 1686199), (69, 1099695), (115, 659817), (167, 454365), (207, 366565), (345, 219939), (439, 172845), (501, 151455), (835, 90873), (1035, 73313), (1317, 57615), (1503, 50485), (2195, 34569), (2505, 30291), (3841, 19755), (3951, 19205), (6585, 11523), (7515, 10097)]