89377444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1483}}^1$

素因数の和:1580

約数の個数: 48

約数和(自身を含む): 180335680

約数和(自身を除く): 90958236

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 61, 76, 122, 244, 247, 494, 793, 988, 1159, 1483, 1586, 2318, 2966, 3172, 4636, 5932, 15067, 19279, 28177, 30134, 38558, 56354, 60268, 77116, 90463, 112708, 180926, 361852, 366301, 732602, 1176019, 1465204, 1718797, 2352038, 3437594, 4704076, 6875188, 22344361, 44688722, 89377444]

約数ペア:

[(1, 89377444), (2, 44688722), (4, 22344361), (13, 6875188), (19, 4704076), (26, 3437594), (38, 2352038), (52, 1718797), (61, 1465204), (76, 1176019), (122, 732602), (244, 366301), (247, 361852), (494, 180926), (793, 112708), (988, 90463), (1159, 77116), (1483, 60268), (1586, 56354), (2318, 38558), (2966, 30134), (3172, 28177), (4636, 19279), (5932, 15067)]