212543750

素因数分解:

$2^1\times 5^5\times {\mathrm{31}}^1\times {\mathrm{1097}}^1$

素因数の和:1155

約数の個数: 48

約数和(自身を含む): 411723648

約数和(自身を除く): 199179898

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 625, 775, 1097, 1250, 1550, 2194, 3125, 3875, 5485, 6250, 7750, 10970, 19375, 27425, 34007, 38750, 54850, 68014, 96875, 137125, 170035, 193750, 274250, 340070, 685625, 850175, 1371250, 1700350, 3428125, 4250875, 6856250, 8501750, 21254375, 42508750, 106271875, 212543750]

約数ペア:

[(1, 212543750), (2, 106271875), (5, 42508750), (10, 21254375), (25, 8501750), (31, 6856250), (50, 4250875), (62, 3428125), (125, 1700350), (155, 1371250), (250, 850175), (310, 685625), (625, 340070), (775, 274250), (1097, 193750), (1250, 170035), (1550, 137125), (2194, 96875), (3125, 68014), (3875, 54850), (5485, 38750), (6250, 34007), (7750, 27425), (10970, 19375)]