64793990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{14827}}^1$

素因数の和:14876

約数の個数: 32

約数和(自身を含む): 128113920

約数和(自身を除く): 63319930

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 14827, 29654, 74135, 148270, 281713, 341021, 563426, 682042, 1408565, 1705105, 2817130, 3410210, 6479399, 12958798, 32396995, 64793990]

約数ペア:

[(1, 64793990), (2, 32396995), (5, 12958798), (10, 6479399), (19, 3410210), (23, 2817130), (38, 1705105), (46, 1408565), (95, 682042), (115, 563426), (190, 341021), (230, 281713), (437, 148270), (874, 74135), (2185, 29654), (4370, 14827)]