163968160

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12347}}^1$

素因数の和:12445

約数の個数: 48

約数和(自身を含む): 392073696

約数和(自身を除く): 228105536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 6640, 12347, 13280, 24694, 49388, 61735, 98776, 123470, 197552, 246940, 395104, 493880, 987760, 1024801, 1975520, 2049602, 4099204, 5124005, 8198408, 10248010, 16396816, 20496020, 32793632, 40992040, 81984080, 163968160]

約数ペア:

[(1, 163968160), (2, 81984080), (4, 40992040), (5, 32793632), (8, 20496020), (10, 16396816), (16, 10248010), (20, 8198408), (32, 5124005), (40, 4099204), (80, 2049602), (83, 1975520), (160, 1024801), (166, 987760), (332, 493880), (415, 395104), (664, 246940), (830, 197552), (1328, 123470), (1660, 98776), (2656, 61735), (3320, 49388), (6640, 24694), (12347, 13280)]