82830680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 192175200

約数和(自身を除く): 109344520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 83, 122, 166, 244, 305, 332, 409, 415, 488, 610, 664, 818, 830, 1220, 1636, 1660, 2045, 2440, 3272, 3320, 4090, 5063, 8180, 10126, 16360, 20252, 24949, 25315, 33947, 40504, 49898, 50630, 67894, 99796, 101260, 124745, 135788, 169735, 199592, 202520, 249490, 271576, 339470, 498980, 678940, 997960, 1357880, 2070767, 4141534, 8283068, 10353835, 16566136, 20707670, 41415340, 82830680]

約数ペア:

[(1, 82830680), (2, 41415340), (4, 20707670), (5, 16566136), (8, 10353835), (10, 8283068), (20, 4141534), (40, 2070767), (61, 1357880), (83, 997960), (122, 678940), (166, 498980), (244, 339470), (305, 271576), (332, 249490), (409, 202520), (415, 199592), (488, 169735), (610, 135788), (664, 124745), (818, 101260), (830, 99796), (1220, 67894), (1636, 50630), (1660, 49898), (2045, 40504), (2440, 33947), (3272, 25315), (3320, 24949), (4090, 20252), (5063, 16360), (8180, 10126)]