84658520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1019}}^1$

素因数の和:1128

約数の個数: 64

約数和(自身を含む): 199756800

約数和(自身を除く): 115098280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 1019, 1240, 1340, 2038, 2077, 2680, 4076, 4154, 5095, 8152, 8308, 10190, 10385, 16616, 20380, 20770, 31589, 40760, 41540, 63178, 68273, 83080, 126356, 136546, 157945, 252712, 273092, 315890, 341365, 546184, 631780, 682730, 1263560, 1365460, 2116463, 2730920, 4232926, 8465852, 10582315, 16931704, 21164630, 42329260, 84658520]

約数ペア:

[(1, 84658520), (2, 42329260), (4, 21164630), (5, 16931704), (8, 10582315), (10, 8465852), (20, 4232926), (31, 2730920), (40, 2116463), (62, 1365460), (67, 1263560), (124, 682730), (134, 631780), (155, 546184), (248, 341365), (268, 315890), (310, 273092), (335, 252712), (536, 157945), (620, 136546), (670, 126356), (1019, 83080), (1240, 68273), (1340, 63178), (2038, 41540), (2077, 40760), (2680, 31589), (4076, 20770), (4154, 20380), (5095, 16616), (8152, 10385), (8308, 10190)]