80179875

素因数分解:

$3^4\times 5^3\times {\mathrm{7919}}^1$

素因数の和:7946

約数の個数: 40

約数和(自身を含む): 149497920

約数和(自身を除く): 69318045

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 675, 1125, 2025, 3375, 7919, 10125, 23757, 39595, 71271, 118785, 197975, 213813, 356355, 593925, 641439, 989875, 1069065, 1781775, 2969625, 3207195, 5345325, 8908875, 16035975, 26726625, 80179875]

約数ペア:

[(1, 80179875), (3, 26726625), (5, 16035975), (9, 8908875), (15, 5345325), (25, 3207195), (27, 2969625), (45, 1781775), (75, 1069065), (81, 989875), (125, 641439), (135, 593925), (225, 356355), (375, 213813), (405, 197975), (675, 118785), (1125, 71271), (2025, 39595), (3375, 23757), (7919, 10125)]