179970320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{54869}}^1$

素因数の和:54923

約数の個数: 40

約数和(自身を含む): 428644440

約数和(自身を除く): 248674120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 54869, 109738, 219476, 274345, 438952, 548690, 877904, 1097380, 2194760, 2249629, 4389520, 4499258, 8998516, 11248145, 17997032, 22496290, 35994064, 44992580, 89985160, 179970320]

約数ペア:

[(1, 179970320), (2, 89985160), (4, 44992580), (5, 35994064), (8, 22496290), (10, 17997032), (16, 11248145), (20, 8998516), (40, 4499258), (41, 4389520), (80, 2249629), (82, 2194760), (164, 1097380), (205, 877904), (328, 548690), (410, 438952), (656, 274345), (820, 219476), (1640, 109738), (3280, 54869)]