80743160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 192931200

約数和(自身を除く): 112188040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 380, 524, 655, 760, 811, 1048, 1310, 1622, 2489, 2620, 3244, 4055, 4978, 5240, 6488, 8110, 9956, 12445, 15409, 16220, 19912, 24890, 30818, 32440, 49780, 61636, 77045, 99560, 106241, 123272, 154090, 212482, 308180, 424964, 531205, 616360, 849928, 1062410, 2018579, 2124820, 4037158, 4249640, 8074316, 10092895, 16148632, 20185790, 40371580, 80743160]

約数ペア:

[(1, 80743160), (2, 40371580), (4, 20185790), (5, 16148632), (8, 10092895), (10, 8074316), (19, 4249640), (20, 4037158), (38, 2124820), (40, 2018579), (76, 1062410), (95, 849928), (131, 616360), (152, 531205), (190, 424964), (262, 308180), (380, 212482), (524, 154090), (655, 123272), (760, 106241), (811, 99560), (1048, 77045), (1310, 61636), (1622, 49780), (2489, 32440), (2620, 30818), (3244, 24890), (4055, 19912), (4978, 16220), (5240, 15409), (6488, 12445), (8110, 9956)]