80827830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4513}}^1$

素因数の和:4725

約数の個数: 48

約数和(自身を含む): 211255200

約数和(自身を除く): 130427370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 199, 398, 597, 995, 1194, 1791, 1990, 2985, 3582, 4513, 5970, 8955, 9026, 13539, 17910, 22565, 27078, 40617, 45130, 67695, 81234, 135390, 203085, 406170, 898087, 1796174, 2694261, 4490435, 5388522, 8082783, 8980870, 13471305, 16165566, 26942610, 40413915, 80827830]

約数ペア:

[(1, 80827830), (2, 40413915), (3, 26942610), (5, 16165566), (6, 13471305), (9, 8980870), (10, 8082783), (15, 5388522), (18, 4490435), (30, 2694261), (45, 1796174), (90, 898087), (199, 406170), (398, 203085), (597, 135390), (995, 81234), (1194, 67695), (1791, 45130), (1990, 40617), (2985, 27078), (3582, 22565), (4513, 17910), (5970, 13539), (8955, 9026)]