84399320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{971}}^1$

素因数の和:1076

約数の個数: 64

約数和(自身を含む): 198404640

約数和(自身を除く): 114005320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 53, 82, 106, 164, 205, 212, 265, 328, 410, 424, 530, 820, 971, 1060, 1640, 1942, 2120, 2173, 3884, 4346, 4855, 7768, 8692, 9710, 10865, 17384, 19420, 21730, 38840, 39811, 43460, 51463, 79622, 86920, 102926, 159244, 199055, 205852, 257315, 318488, 398110, 411704, 514630, 796220, 1029260, 1592440, 2058520, 2109983, 4219966, 8439932, 10549915, 16879864, 21099830, 42199660, 84399320]

約数ペア:

[(1, 84399320), (2, 42199660), (4, 21099830), (5, 16879864), (8, 10549915), (10, 8439932), (20, 4219966), (40, 2109983), (41, 2058520), (53, 1592440), (82, 1029260), (106, 796220), (164, 514630), (205, 411704), (212, 398110), (265, 318488), (328, 257315), (410, 205852), (424, 199055), (530, 159244), (820, 102926), (971, 86920), (1060, 79622), (1640, 51463), (1942, 43460), (2120, 39811), (2173, 38840), (3884, 21730), (4346, 19420), (4855, 17384), (7768, 10865), (8692, 9710)]