8141111240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{37489}}^1$

素因数の和:37650

約数の個数: 64

約数和(自身を含む): 18827478000

約数和(自身を除く): 10686366760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 89, 122, 178, 244, 305, 356, 445, 488, 610, 712, 890, 1220, 1780, 2440, 3560, 5429, 10858, 21716, 27145, 37489, 43432, 54290, 74978, 108580, 149956, 187445, 217160, 299912, 374890, 749780, 1499560, 2286829, 3336521, 4573658, 6673042, 9147316, 11434145, 13346084, 16682605, 18294632, 22868290, 26692168, 33365210, 45736580, 66730420, 91473160, 133460840, 203527781, 407055562, 814111124, 1017638905, 1628222248, 2035277810, 4070555620, 8141111240]

約数ペア:

[(1, 8141111240), (2, 4070555620), (4, 2035277810), (5, 1628222248), (8, 1017638905), (10, 814111124), (20, 407055562), (40, 203527781), (61, 133460840), (89, 91473160), (122, 66730420), (178, 45736580), (244, 33365210), (305, 26692168), (356, 22868290), (445, 18294632), (488, 16682605), (610, 13346084), (712, 11434145), (890, 9147316), (1220, 6673042), (1780, 4573658), (2440, 3336521), (3560, 2286829), (5429, 1499560), (10858, 749780), (21716, 374890), (27145, 299912), (37489, 217160), (43432, 187445), (54290, 149956), (74978, 108580)]