61271500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 142571520

約数和(自身を除く): 81300020

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 59, 62, 67, 100, 118, 124, 125, 134, 155, 236, 250, 268, 295, 310, 335, 500, 590, 620, 670, 775, 1180, 1340, 1475, 1550, 1675, 1829, 2077, 2950, 3100, 3350, 3658, 3875, 3953, 4154, 5900, 6700, 7316, 7375, 7750, 7906, 8308, 8375, 9145, 10385, 14750, 15500, 15812, 16750, 18290, 19765, 20770, 29500, 33500, 36580, 39530, 41540, 45725, 51925, 79060, 91450, 98825, 103850, 122543, 182900, 197650, 207700, 228625, 245086, 259625, 395300, 457250, 490172, 494125, 519250, 612715, 914500, 988250, 1038500, 1225430, 1976500, 2450860, 3063575, 6127150, 12254300, 15317875, 30635750, 61271500]

約数ペア:

[(1, 61271500), (2, 30635750), (4, 15317875), (5, 12254300), (10, 6127150), (20, 3063575), (25, 2450860), (31, 1976500), (50, 1225430), (59, 1038500), (62, 988250), (67, 914500), (100, 612715), (118, 519250), (124, 494125), (125, 490172), (134, 457250), (155, 395300), (236, 259625), (250, 245086), (268, 228625), (295, 207700), (310, 197650), (335, 182900), (500, 122543), (590, 103850), (620, 98825), (670, 91450), (775, 79060), (1180, 51925), (1340, 45725), (1475, 41540), (1550, 39530), (1675, 36580), (1829, 33500), (2077, 29500), (2950, 20770), (3100, 19765), (3350, 18290), (3658, 16750), (3875, 15812), (3953, 15500), (4154, 14750), (5900, 10385), (6700, 9145), (7316, 8375), (7375, 8308), (7750, 7906)]