16610367640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{37253}}^1$

素因数の和:37492

約数の個数: 64

約数和(自身を含む): 38142135360

約数和(自身を除く): 21531767720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 157, 284, 314, 355, 568, 628, 710, 785, 1256, 1420, 1570, 2840, 3140, 6280, 11147, 22294, 37253, 44588, 55735, 74506, 89176, 111470, 149012, 186265, 222940, 298024, 372530, 445880, 745060, 1490120, 2644963, 5289926, 5848721, 10579852, 11697442, 13224815, 21159704, 23394884, 26449630, 29243605, 46789768, 52899260, 58487210, 105798520, 116974420, 233948840, 415259191, 830518382, 1661036764, 2076295955, 3322073528, 4152591910, 8305183820, 16610367640]

約数ペア:

[(1, 16610367640), (2, 8305183820), (4, 4152591910), (5, 3322073528), (8, 2076295955), (10, 1661036764), (20, 830518382), (40, 415259191), (71, 233948840), (142, 116974420), (157, 105798520), (284, 58487210), (314, 52899260), (355, 46789768), (568, 29243605), (628, 26449630), (710, 23394884), (785, 21159704), (1256, 13224815), (1420, 11697442), (1570, 10579852), (2840, 5848721), (3140, 5289926), (6280, 2644963), (11147, 1490120), (22294, 745060), (37253, 445880), (44588, 372530), (55735, 298024), (74506, 222940), (89176, 186265), (111470, 149012)]