61613320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 145825920

約数和(自身を除く): 84212600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 193, 230, 347, 386, 460, 694, 772, 920, 965, 1388, 1544, 1735, 1930, 2776, 3470, 3860, 4439, 6940, 7720, 7981, 8878, 13880, 15962, 17756, 22195, 31924, 35512, 39905, 44390, 63848, 66971, 79810, 88780, 133942, 159620, 177560, 267884, 319240, 334855, 535768, 669710, 1339420, 1540333, 2678840, 3080666, 6161332, 7701665, 12322664, 15403330, 30806660, 61613320]

約数ペア:

[(1, 61613320), (2, 30806660), (4, 15403330), (5, 12322664), (8, 7701665), (10, 6161332), (20, 3080666), (23, 2678840), (40, 1540333), (46, 1339420), (92, 669710), (115, 535768), (184, 334855), (193, 319240), (230, 267884), (347, 177560), (386, 159620), (460, 133942), (694, 88780), (772, 79810), (920, 66971), (965, 63848), (1388, 44390), (1544, 39905), (1735, 35512), (1930, 31924), (2776, 22195), (3470, 17756), (3860, 15962), (4439, 13880), (6940, 8878), (7720, 7981)]