662372680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{6653}}^1$

素因数の和:6814

約数の個数: 64

約数和(自身を含む): 1580990400

約数和(自身を除く): 918617720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 380, 524, 655, 760, 1048, 1310, 2489, 2620, 4978, 5240, 6653, 9956, 12445, 13306, 19912, 24890, 26612, 33265, 49780, 53224, 66530, 99560, 126407, 133060, 252814, 266120, 505628, 632035, 871543, 1011256, 1264070, 1743086, 2528140, 3486172, 4357715, 5056280, 6972344, 8715430, 16559317, 17430860, 33118634, 34861720, 66237268, 82796585, 132474536, 165593170, 331186340, 662372680]

約数ペア:

[(1, 662372680), (2, 331186340), (4, 165593170), (5, 132474536), (8, 82796585), (10, 66237268), (19, 34861720), (20, 33118634), (38, 17430860), (40, 16559317), (76, 8715430), (95, 6972344), (131, 5056280), (152, 4357715), (190, 3486172), (262, 2528140), (380, 1743086), (524, 1264070), (655, 1011256), (760, 871543), (1048, 632035), (1310, 505628), (2489, 266120), (2620, 252814), (4978, 133060), (5240, 126407), (6653, 99560), (9956, 66530), (12445, 53224), (13306, 49780), (19912, 33265), (24890, 26612)]