656133080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{14153}}^1$

素因数の和:14244

約数の個数: 64

約数和(自身を含む): 1579586400

約数和(自身を除く): 923453320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 380, 488, 610, 760, 1159, 1220, 2318, 2440, 4636, 5795, 9272, 11590, 14153, 23180, 28306, 46360, 56612, 70765, 113224, 141530, 268907, 283060, 537814, 566120, 863333, 1075628, 1344535, 1726666, 2151256, 2689070, 3453332, 4316665, 5378140, 6906664, 8633330, 10756280, 16403327, 17266660, 32806654, 34533320, 65613308, 82016635, 131226616, 164033270, 328066540, 656133080]

約数ペア:

[(1, 656133080), (2, 328066540), (4, 164033270), (5, 131226616), (8, 82016635), (10, 65613308), (19, 34533320), (20, 32806654), (38, 17266660), (40, 16403327), (61, 10756280), (76, 8633330), (95, 6906664), (122, 5378140), (152, 4316665), (190, 3453332), (244, 2689070), (305, 2151256), (380, 1726666), (488, 1344535), (610, 1075628), (760, 863333), (1159, 566120), (1220, 537814), (2318, 283060), (2440, 268907), (4636, 141530), (5795, 113224), (9272, 70765), (11590, 56612), (14153, 46360), (23180, 28306)]