61500920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1171}}^1$

素因数の和:1296

約数の個数: 64

約数和(自身を含む): 150625440

約数和(自身を除く): 89124520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1171, 1313, 2020, 2342, 2626, 4040, 4684, 5252, 5855, 6565, 9368, 10504, 11710, 13130, 15223, 23420, 26260, 30446, 46840, 52520, 60892, 76115, 118271, 121784, 152230, 236542, 304460, 473084, 591355, 608920, 946168, 1182710, 1537523, 2365420, 3075046, 4730840, 6150092, 7687615, 12300184, 15375230, 30750460, 61500920]

約数ペア:

[(1, 61500920), (2, 30750460), (4, 15375230), (5, 12300184), (8, 7687615), (10, 6150092), (13, 4730840), (20, 3075046), (26, 2365420), (40, 1537523), (52, 1182710), (65, 946168), (101, 608920), (104, 591355), (130, 473084), (202, 304460), (260, 236542), (404, 152230), (505, 121784), (520, 118271), (808, 76115), (1010, 60892), (1171, 52520), (1313, 46840), (2020, 30446), (2342, 26260), (2626, 23420), (4040, 15223), (4684, 13130), (5252, 11710), (5855, 10504), (6565, 9368)]