77750475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1291}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 142264704

約数和(自身を除く): 64514229

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 73, 75, 165, 219, 275, 365, 803, 825, 1095, 1291, 1825, 2409, 3873, 4015, 5475, 6455, 12045, 14201, 19365, 20075, 32275, 42603, 60225, 71005, 94243, 96825, 213015, 282729, 355025, 471215, 1036673, 1065075, 1413645, 2356075, 3110019, 5183365, 7068225, 15550095, 25916825, 77750475]

約数ペア:

[(1, 77750475), (3, 25916825), (5, 15550095), (11, 7068225), (15, 5183365), (25, 3110019), (33, 2356075), (55, 1413645), (73, 1065075), (75, 1036673), (165, 471215), (219, 355025), (275, 282729), (365, 213015), (803, 96825), (825, 94243), (1095, 71005), (1291, 60225), (1825, 42603), (2409, 32275), (3873, 20075), (4015, 19365), (5475, 14201), (6455, 12045)]