70172050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1213}}^1$

素因数の和:1327

約数の個数: 48

約数和(自身を含む): 142256520

約数和(自身を除く): 72084470

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 130, 178, 325, 445, 650, 890, 1157, 1213, 2225, 2314, 2426, 4450, 5785, 6065, 11570, 12130, 15769, 28925, 30325, 31538, 57850, 60650, 78845, 107957, 157690, 215914, 394225, 539785, 788450, 1079570, 1403441, 2698925, 2806882, 5397850, 7017205, 14034410, 35086025, 70172050]

約数ペア:

[(1, 70172050), (2, 35086025), (5, 14034410), (10, 7017205), (13, 5397850), (25, 2806882), (26, 2698925), (50, 1403441), (65, 1079570), (89, 788450), (130, 539785), (178, 394225), (325, 215914), (445, 157690), (650, 107957), (890, 78845), (1157, 60650), (1213, 57850), (2225, 31538), (2314, 30325), (2426, 28925), (4450, 15769), (5785, 12130), (6065, 11570)]