20194382925

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1013}}^1\times {\mathrm{2161}}^1$

素因数の和:3231

約数の個数: 72

約数和(自身を含む): 37106328168

約数和(自身を除く): 16911945243

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 369, 615, 1013, 1025, 1845, 2161, 3039, 3075, 5065, 6483, 9117, 9225, 10805, 15195, 19449, 25325, 32415, 41533, 45585, 54025, 75975, 88601, 97245, 124599, 162075, 207665, 227925, 265803, 373797, 443005, 486225, 622995, 797409, 1038325, 1329015, 1868985, 2189093, 2215025, 3114975, 3987045, 6567279, 6645075, 9344925, 10945465, 19701837, 19935225, 32836395, 54727325, 89752813, 98509185, 164181975, 269258439, 448764065, 492545925, 807775317, 1346292195, 2243820325, 4038876585, 6731460975, 20194382925]

約数ペア:

[(1, 20194382925), (3, 6731460975), (5, 4038876585), (9, 2243820325), (15, 1346292195), (25, 807775317), (41, 492545925), (45, 448764065), (75, 269258439), (123, 164181975), (205, 98509185), (225, 89752813), (369, 54727325), (615, 32836395), (1013, 19935225), (1025, 19701837), (1845, 10945465), (2161, 9344925), (3039, 6645075), (3075, 6567279), (5065, 3987045), (6483, 3114975), (9117, 2215025), (9225, 2189093), (10805, 1868985), (15195, 1329015), (19449, 1038325), (25325, 797409), (32415, 622995), (41533, 486225), (45585, 443005), (54025, 373797), (75975, 265803), (88601, 227925), (97245, 207665), (124599, 162075)]