86815950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{211}}^2$

素因数の和:450

約数の個数: 72

約数和(自身を含む): 232969464

約数和(自身を除く): 146153514

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 211, 325, 390, 422, 633, 650, 975, 1055, 1266, 1950, 2110, 2743, 3165, 5275, 5486, 6330, 8229, 10550, 13715, 15825, 16458, 27430, 31650, 41145, 44521, 68575, 82290, 89042, 133563, 137150, 205725, 222605, 267126, 411450, 445210, 578773, 667815, 1113025, 1157546, 1335630, 1736319, 2226050, 2893865, 3339075, 3472638, 5787730, 6678150, 8681595, 14469325, 17363190, 28938650, 43407975, 86815950]

約数ペア:

[(1, 86815950), (2, 43407975), (3, 28938650), (5, 17363190), (6, 14469325), (10, 8681595), (13, 6678150), (15, 5787730), (25, 3472638), (26, 3339075), (30, 2893865), (39, 2226050), (50, 1736319), (65, 1335630), (75, 1157546), (78, 1113025), (130, 667815), (150, 578773), (195, 445210), (211, 411450), (325, 267126), (390, 222605), (422, 205725), (633, 137150), (650, 133563), (975, 89042), (1055, 82290), (1266, 68575), (1950, 44521), (2110, 41145), (2743, 31650), (3165, 27430), (5275, 16458), (5486, 15825), (6330, 13715), (8229, 10550)]