80852450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:628

約数の個数: 72

約数和(自身を含む): 178134804

約数和(自身を除く): 97282354

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 61, 70, 98, 122, 175, 245, 305, 350, 427, 490, 541, 610, 854, 1082, 1225, 1525, 2135, 2450, 2705, 2989, 3050, 3787, 4270, 5410, 5978, 7574, 10675, 13525, 14945, 18935, 21350, 26509, 27050, 29890, 33001, 37870, 53018, 66002, 74725, 94675, 132545, 149450, 165005, 189350, 231007, 265090, 330010, 462014, 662725, 825025, 1155035, 1325450, 1617049, 1650050, 2310070, 3234098, 5775175, 8085245, 11550350, 16170490, 40426225, 80852450]

約数ペア:

[(1, 80852450), (2, 40426225), (5, 16170490), (7, 11550350), (10, 8085245), (14, 5775175), (25, 3234098), (35, 2310070), (49, 1650050), (50, 1617049), (61, 1325450), (70, 1155035), (98, 825025), (122, 662725), (175, 462014), (245, 330010), (305, 265090), (350, 231007), (427, 189350), (490, 165005), (541, 149450), (610, 132545), (854, 94675), (1082, 74725), (1225, 66002), (1525, 53018), (2135, 37870), (2450, 33001), (2705, 29890), (2989, 27050), (3050, 26509), (3787, 21350), (4270, 18935), (5410, 14945), (5978, 13525), (7574, 10675)]