72053960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1973}}^1$

素因数の和:2078

約数の個数: 64

約数和(自身を含む): 179081280

約数和(自身を除く): 107027320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 83, 88, 110, 166, 220, 332, 415, 440, 664, 830, 913, 1660, 1826, 1973, 3320, 3652, 3946, 4565, 7304, 7892, 9130, 9865, 15784, 18260, 19730, 21703, 36520, 39460, 43406, 78920, 86812, 108515, 163759, 173624, 217030, 327518, 434060, 655036, 818795, 868120, 1310072, 1637590, 1801349, 3275180, 3602698, 6550360, 7205396, 9006745, 14410792, 18013490, 36026980, 72053960]

約数ペア:

[(1, 72053960), (2, 36026980), (4, 18013490), (5, 14410792), (8, 9006745), (10, 7205396), (11, 6550360), (20, 3602698), (22, 3275180), (40, 1801349), (44, 1637590), (55, 1310072), (83, 868120), (88, 818795), (110, 655036), (166, 434060), (220, 327518), (332, 217030), (415, 173624), (440, 163759), (664, 108515), (830, 86812), (913, 78920), (1660, 43406), (1826, 39460), (1973, 36520), (3320, 21703), (3652, 19730), (3946, 18260), (4565, 15784), (7304, 9865), (7892, 9130)]