12520900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 32109056

約数和(自身を除く): 19588156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 577, 620, 700, 775, 868, 1085, 1154, 1550, 2170, 2308, 2885, 3100, 4039, 4340, 5425, 5770, 8078, 10850, 11540, 14425, 16156, 17887, 20195, 21700, 28850, 35774, 40390, 57700, 71548, 80780, 89435, 100975, 125209, 178870, 201950, 250418, 357740, 403900, 447175, 500836, 626045, 894350, 1252090, 1788700, 2504180, 3130225, 6260450, 12520900]

約数ペア:

[(1, 12520900), (2, 6260450), (4, 3130225), (5, 2504180), (7, 1788700), (10, 1252090), (14, 894350), (20, 626045), (25, 500836), (28, 447175), (31, 403900), (35, 357740), (50, 250418), (62, 201950), (70, 178870), (100, 125209), (124, 100975), (140, 89435), (155, 80780), (175, 71548), (217, 57700), (310, 40390), (350, 35774), (434, 28850), (577, 21700), (620, 20195), (700, 17887), (775, 16156), (868, 14425), (1085, 11540), (1154, 10850), (1550, 8078), (2170, 5770), (2308, 5425), (2885, 4340), (3100, 4039)]