65606720

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3361}}^1$

素因数の和:3439

約数の個数: 56

約数和(自身を含む): 158834328

約数和(自身を除く): 93227608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3361, 3904, 4880, 6722, 9760, 13444, 16805, 19520, 26888, 33610, 53776, 67220, 107552, 134440, 205021, 215104, 268880, 410042, 537760, 820084, 1025105, 1075520, 1640168, 2050210, 3280336, 4100420, 6560672, 8200840, 13121344, 16401680, 32803360, 65606720]

約数ペア:

[(1, 65606720), (2, 32803360), (4, 16401680), (5, 13121344), (8, 8200840), (10, 6560672), (16, 4100420), (20, 3280336), (32, 2050210), (40, 1640168), (61, 1075520), (64, 1025105), (80, 820084), (122, 537760), (160, 410042), (244, 268880), (305, 215104), (320, 205021), (488, 134440), (610, 107552), (976, 67220), (1220, 53776), (1952, 33610), (2440, 26888), (3361, 19520), (3904, 16805), (4880, 13444), (6722, 9760)]