164482900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 372920576

約数和(自身を除く): 208437676

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 97, 100, 124, 155, 194, 310, 388, 485, 547, 620, 775, 970, 1094, 1550, 1940, 2188, 2425, 2735, 3007, 3100, 4850, 5470, 6014, 9700, 10940, 12028, 13675, 15035, 16957, 27350, 30070, 33914, 53059, 54700, 60140, 67828, 75175, 84785, 106118, 150350, 169570, 212236, 265295, 300700, 339140, 423925, 530590, 847850, 1061180, 1326475, 1644829, 1695700, 2652950, 3289658, 5305900, 6579316, 8224145, 16448290, 32896580, 41120725, 82241450, 164482900]

約数ペア:

[(1, 164482900), (2, 82241450), (4, 41120725), (5, 32896580), (10, 16448290), (20, 8224145), (25, 6579316), (31, 5305900), (50, 3289658), (62, 2652950), (97, 1695700), (100, 1644829), (124, 1326475), (155, 1061180), (194, 847850), (310, 530590), (388, 423925), (485, 339140), (547, 300700), (620, 265295), (775, 212236), (970, 169570), (1094, 150350), (1550, 106118), (1940, 84785), (2188, 75175), (2425, 67828), (2735, 60140), (3007, 54700), (3100, 53059), (4850, 33914), (5470, 30070), (6014, 27350), (9700, 16957), (10940, 15035), (12028, 13675)]